The Diet Law

Chapter I. Convocation of the Diet and Opening Ceremony

Article 1. The Imperial Rescript convoking the Diet shall be promulgated, setting the date for assembling.
The Imperial Rescript for convocation of an ordinary session shall be promulgated at least ten days in advance.
The promulgation of the Imperial Rescript for convocation of an extraordinary session or of a special session (a session convoked under Article 54 of the Constitution of Japan) need not follow the provision of the preceding paragraph.

Article 2. An ordinary session shall be annually convoked in January as a rule.

Article 2-II. A special session may be convoked in combination with an ordinary session.

Article 2-III. When a general election is held because of the expiration of the term of office of Members of the House of Representatives, an extraordinary session shall be convoked within thirty days from the date when the term of office of those elected Members begins. This shall not apply, however, if an ordinary session is convoked within the period, or if the period overlaps a time during which a regular election for Members of the House of Councillors is to be held.
When a regular election for Members of the House of Councillors is held, an extraordinary session shall be convoked within thirty days from the date when the term of office of those elected Members begins. This shall not apply, however, if an ordinary session or a special session is convoked within the period, or if the period overlaps a time during which a general election because of the expiration of the term of office of Members of the House of Representatives is to be held.

Article 3. To demand a decision to convoke an extraordinary session, a written request must be presented to the Cabinet through the President of either House under the joint names of at least one-fourth of the total membership of that House.

Article 4. Deleted.

Article 5. Members of the Houses of the Diet shall assemble at their respective Houses on the date designated by the Imperial Rescript convoking the Diet.

Article 6. On the day of convocation, each House shall elect its presiding officer or deputy presiding officer, or both, if their posts are vacant.

Article 7. Pending the election of the presiding officer and deputy presiding officer, the Secretary General shall perform the duties of the presiding officer.

Article 8. The opening ceremony shall be held at the beginning of a session.

Article 9. The opening ceremony shall be presided over by the Speaker of the House of Representatives.
If the Speaker of the House of Representatives is unable to attend to his/her duties, the President of the House of Councillors shall preside.

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Chapter II. Term of Session of the Diet and Recess

Article 10. The term of an ordinary session of the Diet shall be one hundred and fifty days. If, however, the term of office of the Members of either House expires during the session, the session shall end on the day of expiration.

Article 11. The term of an extraordinary session or of a special session of the Diet shall be determined by a concurrent resolution of both Houses.

Article 12. The term of a session of the Diet may be extended by a concurrent resolution of both Houses.
The term of a session shall not be extended more than once for an ordinary session and twice for a special session or an extraordinary session.

Article 13. In the case referred to in the preceding two Articles, if the two Houses do not come to the same resolution or if the House of Councillors fails to make a decision, the term of a session shall be decided as the House of Representatives decides.

Article 14. The term of a session of the Diet shall be calculated from the day of convocation.

Article 15. For the Diet to go into recess, a concurrent resolution of both Houses is required.
Even during the recess of the Diet, if the presiding officer of a House deems it urgent, or if one-fourth or more of the total membership of a House demands it, a plenary sitting of either House may be called after consultation with the presiding officer of the other House.
The days of the plenary sitting called under the preceding paragraph shall be considered as part of the recess period provided for by the Constitution of Japan and by law.
A House may resolve to go into recess for a period not exceeding ten days.

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Chapter III. Officers and Expenditure

Article 16. The Officers of each House shall be as follows:
(1) Presiding Officer
(2) Deputy Presiding Officer
(3) Temporary Presiding Officer
(4) Chairpersons of Standing Committees
(5) Secretary General

Article 17. There shall be one presiding officer and one deputy presiding officer for each House.

Article 18. The term of office of the presiding officer and the deputy presiding officer of a House shall coincide with their term of office as Members of their House.

Article 19. The presiding officer of a House shall maintain order in the House, arrange its business, supervise its administration, and represent the House.

Article 20. The presiding officer may attend and speak at Committee meetings.

Article 21. If the presiding officer of a House is unable to attend to his/her duties, or if the post is vacant, the deputy presiding officer shall perform the duties of the presiding officer.

Article 22. If both the presiding officer and the deputy presiding officer are unable to attend to their duties, a temporary presiding officer shall be elected to perform the duties of presiding officer.
When an election under the preceding paragraph is held, the Secretary General shall perform the duties of the presiding officer.
A House may delegate the nomination of the temporary presiding officer to the presiding officer.

Article 23. If the post of the presiding officer or of the deputy presiding officer has become vacant in either House, or if both the posts have become vacant, an election shall be held without delay to fill the vacancy or vacancies.

Article 24. In the case of the election mentioned in the former part of the preceding Article, when the deputy presiding officer or the presiding officer is unable to attend to his/her duties, or in the case of the election mentioned in the latter part, the Secretary General shall perform the duties of the presiding officer.

Article 25. The Chairperson of each Standing Committee shall be elected in each House from among the members of the Committee.

Article 26. A House shall have one Secretary General, secretaries and other necessary personnel.

Article 27. The Secretary General shall be elected in each House from among those other than Members of the Diet.
The secretaries and other personnel shall be appointed and dismissed by the Secretary General, with the consent of the presiding officer and the approval of the Committee on Rules and Administration.

Article 28. The Secretary General shall, under the supervision of the presiding officer, preside over the administrative affairs of the House, and sign official documents.
The secretaries shall take control of the administrative affairs under the direction of the Secretary General.

Article 29. If the Secretary General is unable to attend to his/her duties or if the post is vacant, a secretary designated in advance by him/her shall perform the duties of Secretary General.

Article 30. An Officer of each House may resign with the permission of the House. While the Diet is not in session, however, permission for resignation may be given by the presiding officer.

Article 30-II. In case of special necessity, a House may dismiss the Chairperson of a Standing Committee from his/her post by a resolution of that House.

Article 31. No Officer may hold concurrently any official post of the Government or of a local public entity except as otherwise provided for by law.
If a Member of either House holding a post referred to in the preceding paragraph has been elected an Officer, he/she shall be automatically relieved of the former post.

Article 32. The expenditures of the two Houses shall be appropriated independently in the national budget.
The appropriations in the preceding paragraph shall include contingency fund.

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Chapter IV. Members of the Houses of the Diet

Article 33. During a session of the Diet, a Member of a House shall not be apprehended without the consent of that House, unless he/she is in the very act of committing a criminal offense outside the House.

Article 34. With regard to the consent of a House to the apprehension of one of its Members, the Cabinet must ask for it, producing a copy of the request, upon receiving a written request sent by the competent court or judge prior to the issue of a warrant of apprehension.

Article 34-II. If a Member has been apprehended prior to the opening of a session, the Cabinet must communicate the Member's name, together with a copy of the warrant of apprehension, to the presiding officer of that House at the beginning of the session.
If a judge decides, during a session, to extend the detention period of a Member who has been apprehended prior to the opening of the session, the Cabinet must inform the presiding officer of that House to that effect.

Article 34-III. To propose a request for the release of a Member apprehended prior to the opening of a session, a written request with an explanatory statement must be presented to the presiding officer of the House, under the joint names of twenty or more Members.

Article 35. Members of the Diet shall receive an annual payment not less in amount than the highest remuneration (not including regional or other allowances) for public employees in the regular government service.

Article 36. Members may receive a retirement allowance, as provided for separately.

Article 37. Deleted

Article 38. Members shall receive allowances, as provided for separately, for mailing official documents and for communications of official nature during a session.

Article 39. A Member cannot hold concurrently, during his/her term of office, any official post in the Government or in any local public entity, except the posts of Prime Minister or other Minister of State, Deputy Chief Cabinet Secretary, Special Advisor to the Prime Minister, State Minister, Parliamentary Vice-Minister, Special Advisor, and the posts provided for separately by law. A Member may, however, during his/her term of office, be appointed as a member of a commission, adviser, counselor, or other functionary of similar nature in any body of the Cabinet and of the executive branch, with a concurrent resolution of both Houses.

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Chapter V. Committees and Their Membership

Article 40. Each House may have two kinds of Committees, namely Standing Committees and Special Committees.

Article 41. Standing Committees of each House shall consider the measures (including resolutions), petitions and other matters which may come into their respective spheres of work.
The Standing Committees of the House of Representatives shall be as follows:
(1) Committee on Cabinet
(2) Committee on Internal Affairs and Communications
(3) Committee on Judicial Affairs
(4) Committee on Foreign Affairs
(5) Committee on Financial Affairs
(6) Committee on Education, Culture, Sports, Science and Technology
(7) Committee on Health, Labour and Welfare
(8) Committee on Agriculture, Forestry and Fisheries
(9) Committee on Economy, Trade and Industry
(10) Committee on Land, Infrastructure and Transport
(11) Committee on Environment
(12) Committee on Security
(13) Committee on Fundamental National Policies
(14) Committee on Budget
(15) Committee on Audit and Oversight of Administration
(16) Committee on Rules and Administration
(17) Committee on Discipline
The Standing Committees of the House of Councillors shall be as follows:
(1) Committee on Cabinet
(2) Committee on General Affairs
(3) Committee on Judicial Affairs
(4) Committee on Foreign Affairs and Defense
(5) Committee on Financial Affairs
(6) Committee on Education, Culture and Science
(7) Committee on Health, Welfare and Labour
(8) Committee on Agriculture, Forestry and Fisheries
(9) Committee on Economy and Industry
(10) Committee on Land and Transport
(11) Committee on Environment
(12) Committee on Fundamental National Policies
(13) Committee on Budget
(14) Committee on Audit
(15) Committee on Oversight of Administration
(16) Committee on Rules and Administration
(17) Committee on Discipline

Article 42. Members of Standing Committees shall be appointed by each House at the beginning of a session, and shall hold their membership until their term of office as Members of their House expires.
Every Member shall serve on at least one Standing Committee. However, the presiding officer, the deputy presiding officer, the Prime Minister and other Ministers of State, Deputy Chief Cabinet Secretaries, Special Advisors to the Prime Minister, State Ministers, Parliamentary Vice-Ministers, and Special Advisors may resign the Standing Committee membership assigned to them.
If a Member resigns Standing Committee membership under the proviso of the preceding paragraph, another Member of the political group to which the Member belongs may assume the membership.

Article 43. Each Standing Committee may have an official with professional knowledge (to be called “Senmon-in” or Professional Adviser), and researchers.

Article 44. A Standing Committee of one House may hold a joint meeting with a Standing Committee of the other House after consultation between the two Committees.

Article 45. A House may set up Special Committees in order to consider matters which are deemed necessary by the House or particular matters which do not come under the jurisdiction of any Standing Committee.
Members of a Special Committee shall be appointed by the House, and shall serve until the matter which was referred to the Committee is decided upon by the House.
The Chairperson of a Special Committee shall be elected by its members from among themselves.

Article 46. Membership of Standing Committees and of Special Committees shall be allocated to political groups in the House in proportion to their numerical strength, and then the Committee members shall be appointed according to this allocation.
If, after members have been appointed in accordance with the provision of the preceding paragraph, there arises a need for redistribution of the membership so allocated by reason of a change in the numerical strength of the political groups, the presiding officer may alter the membership with the consent of the Committee on Rules and Administration, notwithstanding the provisions of paragraph 1 of Article 42 and paragraph 2 of the preceding Article.

Article 47. Standing Committees and Special Committees shall consider the matters referred to them, only while the Diet is in session.
Even while the Diet is not in session, however, Standing Committees and Special Committees may consider matters (including those of discipline) specifically referred to them by a resolution of the House.
When a disciplinary matter is put to consideration while the Diet is not in session, in accordance with the provision of the preceding paragraph, it must be a case which occurred during the preceding session.
When it has been decided to continue consideration even while the Diet is not in session, in accordance with the provision of the second paragraph, the presiding officer of the House concerned shall inform the other House and the Cabinet to that effect.

Article 48. The Chairperson of a Committee shall arrange its business and maintain order in the Committee.

Article 49. No business may be transacted and no decision taken in a Committee unless at least one half of its members are present.

Article 50. All matters shall be decided in a Committee by a majority of the members present. In the case of a tie, the Chairperson shall make a decision.

Article 50-II. A Committee may propose a bill concerning matters under its jurisdiction.
The Chairperson of the Committee shall be the proposer of such a bill.

Article 51. A Committee may hold open hearings on important matters of popular concern and for general purposes, and may hear views from the interested parties or people of learning and experience.
Open hearings as mentioned in the preceding paragraph must be held on the overall budget and important bills concerning revenue. This provision does not apply, however, to matters which have the same content as those on which open hearings have already been held.

Article 52. No persons other than Members are admitted to a Committee meeting as visitors. However, this provision does not apply to those engaged in news service or any others who have obtained the permission of the Chairperson.
A Committee may hold closed meetings if it so decides.
For the maintenance of order, the Chairperson may order any of the visitors to leave the meeting room.

Article 53. The Chairperson shall report to the House the proceedings and results of his/her Committee’s meetings.

Article 54. A minority opinion rejected by a Committee but supported by one-tenth or more of the members present may be reported to the House by a member of the minority opinion, following the Chairperson’s report. In this case, the member of the minority opinion must present to the presiding officer of the House a brief written report on the minority opinion under the joint names of its supporters.
The presiding officer may allocate the time for the report on the minority opinion.
The written report , as provided for in the second sentence of the first paragraph, shall be recorded in the minutes of the House, together with the Committee's report.

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Chapter V-II. Research Committees of the House of Councillors

Article 54-II. The House of Councillors may set up Research Committees to conduct long-term and comprehensive researches relating to fundamental matters of government.
The Research Committees shall be maintained until the term of office of half the Members of the House of Councillors expires.
The name, the matters to be researched and the number of members of a Research Committee shall be decided by the House of Councillors.

Article 54-III. Member of a Research Committee shall be appointed by the House and shall hold their membership as long as the Committee is in being.
Membership of Research Committees shall be allocated to political groups in the House in proportion to their numerical strength, and then the Committee members shall be appointed according to this allocation.
If, after members have been appointed in accordance with the provision of the preceding paragraph, there arises a need for redistribution of the membership so allocated by reason of a change in the numerical strength of the political groups, the presiding officer may alter the membership with the consent of the Committee on Rules and Administration notwithstanding the provision of paragraph 1 of this Article.
The Chairperson of a Research Committee shall be elected by its members from among themselves.

Article 54-IV. The following provisions shall be applied mutatis mutandis to the Research Committees: Article 20; Article 47, paragraphs 1, 2 and 4; Article 48 to Article 50-II inclusive; Article 51, paragraph 1; Article 52; Article 60; Article 69 to Article 73 inclusive; Article 104 to Article 105 inclusive; Article 120; Article 121, paragraph 2; and Article 124.
When a bill is submitted by a Research Committee under Article 50-II, paragraph 1, Article 57-III shall also apply mutatis mutandis.

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Chapter VI. Plenary Sittings

Article 55. The presiding officer of a House shall decide the Order of the Day and inform the House of it in advance.
If the presiding officer deems it urgent, he/she may call a plenary sitting by notifying Members of only the date and time of such a sitting.

Article 55-II. The presiding officer may consult with the Chairperson of the Committee on Rules and Administration and members of the Proceedings Conference selected and appointed by the Committee, concerning the order of business and any other matters which he/she deems necessary. In this case, if they fail to come to an agreement, the presiding officer may give a decision.
The presiding officer may delegate authority to preside over the Proceedings Conference to the Chairperson of the Committee on Rules and Administration .
The presiding officer may hold the Proceedings Conference at any time, whether the Diet is in session or not.

Article 56. For a Member to propose a measure, it is necessary to secure the support of twenty or more Members in the House of Representatives, and ten or more Members in the House of Councillors. In the case of a bill requiring budgetary action, however, it is necessary for a Member to secure the support of fifty or more Members in the House of Representatives, and twenty or more in the House of Councillors.
When a measure is proposed or presented, the presiding officer shall refer it to an appropriate Committee, and, after consideration by the Committee, shall put it to consideration in a plenary sitting. In case of urgency, however, and at the request of the introducer or the proposer, consideration by the Committee may be omitted by a resolution of the House.
A measure which the Committee has decided need not be brought before a plenary sitting shall not be laid before the sitting. The measure must be brought to a plenary sitting, however, if this is demanded by twenty or more Members of the House within seven days, excluding the period of recess, from the day the Committee has made such a decision.
If no such demand is made in accordance with the proviso of the preceding paragraph, the measure shall be dropped.
The provisions of the preceding two paragraphs shall not apply to a measure sent from the other House.

Article 56-II. When the Committee on Rules and Administration deems it necessary, a House may hear in its plenary sitting the explanation of the purport of a measure proposed or presented to the House.

Article 56-III. A House may, in case of necessity, call for an interim report by a Committee on a pending matter.
With respect to a matter on which such an interim report has been made, the House may, in case of urgent necessity, set a time limit for the Committee consideration or proceed to deliberate it in a plenary sitting.
If a House has allocated the time for the Committee consideration and the consideration has not been completed within that time, the House shall begin to consider the matter in a plenary sitting. The House may, however, extend the time for consideration, if the Committee requests an extension.

Article 56-IV. Neither House may consider a measure which is identical with a measure sent from the other House.

Article 57. A motion of measure amendment to be taken up in a plenary sitting must be supported by at least twenty Members in the House of Representatives, and at least ten in the House of Councillors. However, a motion of bill amendment which brings about an increase of the budget or which will require budgetary action must be supported by at least fifty Members in the House of Representatives, and at least twenty in the House of Councillors.

Article 57-II. A motion of budgetary amendment to be taken up in a plenary sitting must be supported by at least fifty Members in the House of Representatives, and at least twenty in the House of Councillors.

Article 57-III. A House or a Committee must afford the Cabinet an opportunity to give its opinion on an amendment to increase the total amount of the budget, on a bill presented by a Committee or proposed by a Member which requires budgetary action, or a bill amendment which brings about an increase of the budget or which will require budgetary action.

Article 58. When the Cabinet has presented a measure to either House, it shall send an identical copy of that measure within five days to the other House for preliminary consideration.

Article 59. To amend or withdraw a measure presented by the Cabinet, which a House or a Committee has already begun to consider, the Cabinet is required to obtain the consent of that House. The Cabinet may neither amend nor withdraw a measure, however, after it has been decided upon by one of the House.

Article 60. With respect to a measure presented by either House, the Chairperson (or his/her proxy) of the Committee concerned or the proposer of the measure may explain the reason for its introduction in the other House.

Article 61. The presiding officer of a House may allocate the time for questions, debate and any other speaking, unless otherwise resolved beforehand by the House.
When one-fifth or more of the Members present raise an objection to the time allocated by the presiding officer, he/she must put the case to a vote of the House without debate.
Any part of a Member's remarks which he/she fails to say because of the time allocation shall be recorded in the minutes of the House, to the extent approved by the presiding officer, unless otherwise resolved by the House.

Article 62. A House may close its sitting to the public, by a decision of the House adopted by a majority of two-thirds of the Members present, on a proposal made by the presiding officer or by ten or more Members.

Article 63. Concerning the record of proceedings in a closed sitting, a House may not make public any part of it which the House especially decided to keep secret.

Article 64. When the post of Prime Minister becomes vacant, or when the Prime Minister tenders his/her resignation, the Cabinet shall notify the fact to both Houses immediately.

Article 65. With respect to a measure requiring a resolution of the Diet, the presiding officer of the House which made the final resolution, or, in the case that the resolution of the House of Representatives has become the resolution of the Diet, the Speaker of the House of Representatives, shall present it to the Throne through the Cabinet if it is to be promulgated, or to the Cabinet in other cases.
The designation of the Prime Minister shall be reported to the Throne by the Speaker of the House of Representatives through the Cabinet.

Article 66. A law shall be promulgated within thirty days from the day of its presentation to the Throne.

Article 67. A bill of a special law that would be applicable to only one local public entity, after the final resolution upon it is passed in the Diet, shall become law only when it obtains the consent of the majority of the voters of the local public entity concerned in a referendum held pursuant to the provision provided for separately by law.

Article 68. A matter on which no resolution has been made during a session shall not be carried over to the next session, except that when a measure or a disciplinary matter is being considered under the provision of paragraph 2 of Article 47 while the Diet is not in session, it shall be carried over to the next session.

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Chapter V-II. Initiation of Amendments to the Constitution of Japan

Article 68-II. Notwithstanding the provision of Article 56, paragraph 1, for a Member to propose a Preliminary Draft Amendment to the Constitution of Japan, it is necessary to secure the support of one hundred or more Members in the House of Representatives, and fifty or more Members in the House of Councillors.

Article 68-III. Preliminary Draft Amendments to the Constitution, as provided for in the preceding Article, shall be proposed separately for each relevant matter.

Article 68-IV. Notwithstanding the provision of Article 57, a motion to amend a Preliminary Draft Amendment to the Constitution to be taken up in a plenary sitting must be supported by one hundred or more Members in the House of Representatives, and fifty or more Members in the House of Councillors.

Article 68.-V If the Diet passed the final resolution on a Preliminary Draft Amendment to the Constitution, the Diet shall, upon such final resolution, be considered to have initiated an Amendment to the Constitution of Japan and submitted it to the people in accordance with the provision of Article 96, paragraph 1, of the Constitution of Japan. In this case , the presiding officers of both Houses shall publicly notify the initiation of an Amendment to the Constitution and the relevant Preliminary Draft Amendment to the Constitution in the Official Gazette.
Notwithstanding the provision of Article 65, paragraph 1, if the Diet passed the final resolution on a Preliminary Draft Amendment to the Constitution as provided in the preceding paragraph, the presiding officer of the House which made the final resolution shall inform and forward the resolution to the Cabinet.

Article 68-VI. Upon initiation of an Amendment to the Constitution, the date of the National Referendum for Amendment to the Constitution shall be determined by a resolution of the Diet promptly after the initiation.

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Chapter VII. Presence of Ministers of State and Others

Article 69. A Deputy Chief Cabinet Secretary, a State Minister and a Parliamentary Vice-Minister may be present at a plenary sitting or a Committee meeting to assist the Prime Minister and other Ministers of State.
The Cabinet may allow, with the approval of the presiding officers of both Houses, the President of the National Personnel Authority, the Director-General of the Cabinet Legislation Bureau, the Chairman of the Fair Trade Commission, the Chairman of the Nuclear Regulation Authority and the Chairman of the Environmental Disputes Coordination Commission to be present at a plenary sitting or a Committee meeting in the capacity of Government special adviser to assist the Prime Minister and other Ministers of State.

Article 70. When the Prime Minister, a Minister of State, a Deputy Chief Cabinet Secretary, a State Minister, a Parliamentary Vice-Minister or a Government special adviser desire to speak at a plenary sitting or a Committee meeting, he/she shall give notice to the presiding officer of the House or the Chairperson of the Committee.

Article 71. A Committee may, through the presiding officer of its House, request the presence of the Prime Minister, a Minister of State, a Deputy Chief Cabinet Secretary, a State Minister, a Parliamentary Vice-Minister or a Government special adviser at its meeting.

Article 72. A Committee may, through the presiding officer of its House, request the President and Commissioners of the Board of Audit to attend its meeting and give an explanation.
At his/her own request and with the consent of a Committee, the Chief Justice of the Supreme Court or a deputy designated by him/her may attend and give an explanation at the Committee meeting.

Article 73. Reports on plenary sittings and committee meetings shall be delivered to the Prime Minister, other Ministers of State, Deputy Chief Cabinet Secretaries, State Ministers, Parliamentary Vice-Ministers or Government special advisers at the same time as they are distributed to Members of the Diet.

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Chapter VIII. Questions

Article 74. When a Member of a House desires to put a question to the Cabinet, he/she is required to obtain the approval of the presiding officer of the House.
The question must be presented to the presiding officer as a concise statement in written form.
If a Member raises an objection regarding his/her own question for which the presiding officer has not given approval, the presiding officer must put the case to a vote of the House without debate.
When it is demanded by a Member, the presiding officer shall record in the minutes of the House a statement of the question to which he/she or the House has not given approval.

Article 75. The presiding officer of a House shall transmit to the Cabinet statements of questions which he/she or the House has approved.
The Cabinet must answer a question within seven days from the day of receipt of the concise statement. If an answer cannot be made within the period, the Cabinet is required to state clearly the reason, and the time by which an answer can be given.

Article 76. A question of an urgent nature can be made orally by a resolution of the House.

Article 77. Deleted.

Article 78. Deleted.

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Chapter IX. Petitions

Article 79. A person who desires to make a petition to a House shall present it in writing through a Member of the House.

Article 80. Resolutions on petitions shall be passed by the House after they have been considered by the competent Committee.
Petitions which the Committee has decided need not be brought before a plenary sitting shall not be laid before the sitting. They must, however, be brought to a plenary sitting, if this is demanded by twenty or more Members of the House.

Article 81. Petitions which have been adopted by a House and are considered appropriate for Cabinet action shall be transmitted to the Cabinet.
The Cabinet shall annually report to the House concerned on how the petitions mentioned in the preceding paragraph have been dealt with.

Article 82. Both Houses shall separately receive petitions, and shall not interfere with each other.

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Chapter X. Relations between the Two Houses

Article 83. When a measure requiring a resolution of the Diet is passed or amended by House A, it shall be sent to House B; when the measure is rejected by House A, the fact shall be notified to House B.
When House B adopts or rejects a measure sent from House A, the fact shall be notified to House A.
When House B amends a measure sent from House A, the amended measure shall be sent back to House A.
When House A agrees or disagrees to the amendment sent back from House B, the fact shall be notified to House B.

Article 83-II. When the House of Councillors rejects a bill sent from the House of Representatives, the bill shall be returned to the House of Representatives.
If the House of Councillors disagrees to a bill sent back by the House of Representatives, and if a meeting of the Conference Committee of both Houses demanded by the House of Councillors fails to be held through the refusal of the House of Representatives, or if the House of Councillors does not call for a meeting of the Conference Committee, the bill shall be returned to the House of Representatives.
When the House of Councillors rejects a budget or a treaty which was considered first by the House of Representatives, it shall be returned to the House of Representatives. When the House of Representatives rejects a treaty which was considered first by the House of Councillors, it shall be returned to the House of Councillors.

Article 83-III. If the House of Representatives determines, according to the provision of paragraph 4 of Article 59 of the Constitution of Japan, that failure by the House of Councillors to take final action upon a bill has constituted a rejection, the House of Representatives shall notify the House of Councillors to that effect.
When the resolution of the House of Representatives on a budget or a treaty becomes the resolution of the Diet under the provision of paragraph 2 of Article 60 or Article 61 of the Constitution of Japan, the House of Representatives shall notify the House of Councillors to that effect.
When notified as provided for under the preceding two paragraphs, the House of Councillors shall immediately return to the House of Representatives the matters sent from or sent back by the House of Representatives.

Article 83-IV. With respect to Preliminary Draft Amendments to the Constitution, when House B rejects a measure sent from House A, the said measure shall be returned to House A.
With respect to Preliminary Draft Amendments to the Constitution, when House A disagrees to the amendment sent back to it by House B and does not call for a meeting of the Conference Committee, the said measure shall be returned to House B.

Article 83-V.When a measure sent from House A is considered continuously in House B while the Diet is out of session and is resolved upon in the subsequent session, Article 83 shall apply.

Article 84. When the House of Representatives disagrees to a bill sent back to it by the House of Councillors, or when the House of Councillors rejects a bill sent to it from the House of Representatives or disagrees to a bill sent back to it by the House of Representatives, the House of Representatives may call for the meeting of a Conference Committee of both Houses.
Notwithstanding the provision of the preceding paragraph, the House of Councillors may, only when it disagrees to a measure sent back from the House of Representatives, call for the meeting of a Conference Committee at the same time as it notifies its disagreement. The House of Representatives may, however, refuse this request for a meeting of the Conference Committee.

Article 85. When the House of Representatives disagrees to a measure sent back to it by the House of Councillors in respect of a budget or a treaty which was considered first by the House of Representatives, or when the House of Councillors rejects the budget or treaty which was sent to it from the House of Representatives, the House of Representatives must call for a meeting of the Conference Committee.
When the House of Councillors disagrees to a measure sent back to it by the House of Representatives in respect of a treaty which was considered first by the House of Councillors, or when the House of Representatives rejects a treaty sent to it from the House of Councillors, the House of Councillors must call for a meeting of the Conference Committee.

Article 86. When either House resolves upon the designation of the Prime Minister, the fact shall be notified to the other House.
When the two Houses do not come to the same resolution on the designation of the Prime Minister, the House of Councillors must call for a meeting of the Conference Committee.

Article 86-II.With respect to Preliminary Draft Amendments to the Constitution, when House A disagrees to the amendment sent back to it by House B or when House B rejects a Preliminary Draft Amendment of the Constitution sent from House A, House A may call for a meeting of the Conference Committee.
With respect to Preliminary Draft Amendments of the Constitution, when House A disagrees to the amendment sent back to it by House B and does not call for a meeting of the Conference Committee, House B may call for a meeting of the Conference Committee.

Article 87. With respect to a matter requiring a resolution of the Diet, other than a bill, a budget, a treaty or a Preliminary Draft Amendment to the Constitution, when the House which subsequently considered it disagrees to a resolution of the House which considered it first, the former House shall send back the matter to the latter, together with notification to that effect.
In the case of the preceding paragraph, the House which considered first may call for a meeting of the Conference Committee.

Article 88. When either House calls for a meeting of the Conference Committee, the other House may not refuse it, except in the case mentioned in the proviso of paragraph 2 of Article 84.

Article 89. The Conference Committee shall be composed of twenty members, elected in each House in equal number.

Article 90. Meetings of the Conference Committee are presided over alternately by a Chairperson from each House who is elected by the Committee members of that House from among themselves. The Chairperson for the initial meeting shall be chosen by lot.

Article 91. No business may be transacted and no decision taken in a meeting of the Conference Committee, unless at least two-thirds of its members from each House are present.

Article 91-II. When a member of the Conference Committee is absent from meetings without good reason, or, in disregard of repeated requests for his/her presence by the Chairperson, does not attend, the presiding officer of the House to which the member belongs may regard him/her as having resigned from the Conference Committee.
In the case of the preceding paragraph, the House to which that member of the Conference Committee belongs shall immediately hold an election to fill the vacancy.

Article 92. In a meeting of the Conference Committee, a draft compromise becomes a final compromise when it has been decided upon by a majority of two-thirds or more of the members present.
All matters, except as provided for in the preceding paragraph, shall be decided by a majority of the members present. In the case of a tie, the Chairperson shall have the casting vote.

Article 93. A final compromise reached by the Conference Committee shall first be considered by the House which called for its meeting, and shall then be sent to the other House.
The final compromise shall not be subject to any further amendment.

Article 94. If the Conference Committee fails to reach a final compromise, the Conference Committee Chairperson of each House shall report the fact to his/her House.

Article 95. The presiding officer of either House may attend a meeting of the Conference Committee to express his/her views.

Article 96. The Conference Committee may request the presence at its meeting of the Prime Minister, other Ministers of State, Deputy Chief Cabinet Secretaries, State Ministers, Parliamentary Vice-Ministers and Government special advisers.

Article 97. No outsider shall be admitted to a meeting of the Conference Committee.

Article 98. Rules of the Conference Committee other than those provided for in this Law shall be provided for by a concurrent resolution of both Houses.

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Chapter XI. Emergency Session of the House of Councillors

Article 99. When the Cabinet convokes an emergency session of the House of Councillors, the Prime Minister must make the request to the President of the House of Councillors, fixing the date for assembly and indicating the matters to be considered.
When the request is made under the provision of the preceding paragraph, the President of the House of Councillors shall notify each Member to that effect, and Members must meet at the House of Councillors on the designated date for assembly as mentioned in the preceding paragraph.

Article 100. During an emergency session of the House of Councillors, a Member of the House shall not be apprehended without the consent of the House, unless he/she is in the very act of committing a criminal offense outside the House.
If a Member of the House of Councillors is apprehended before the opening of an emergency session of the House, the Cabinet must communicate the Member's name, together with a copy of the warrant of apprehension, to the President of the House by the day before the date of assembly.
If a judge decides, during an emergency session of the House of Councillors, to extend the detention period of a Member of the House who has been apprehended before the opening of the emergency session, the Cabinet must notify the President of the House to that effect.
A Member of the House of Councillors who has been apprehended before the opening of an emergency session of the House of Councillors shall be released during the term of the emergency session upon the demand of the House.
To propose a request for the release of a Member apprehended before the opening of an emergency session of the House of Councillors, a written request with a statement giving the reason must be presented to the President of the House under the joint names of twenty or more Members.

Article 101. At an emergency session of the House of Councillors, Members may propose measures only if they are related to the matters indicated under the provision of paragraph 1 of Article 99.

Article 102. At an emergency session of the House of Councillors, petitions may be presented only if they are related to the matters indicated under the provision of paragraph 1 of Article 99.

Article 102-II. When all the emergency matters have been decided on, the President shall declare the close of the emergency session.

Article 102-III. When the matters have been passed at an emergency session of the House of Councillors, those which require promulgation shall be presented to the Throne by the President of the House of Councillors through the Cabinet, while the others shall be sent to the Cabinet.

Article 102-IV. For the consent of the House of Representatives to the measures taken at an emergency session of the House of Councillors, the matter relating to those measures shall be presented by the Cabinet.

Article 102-V. In applying the provisions of Article 6; Article 47, paragraph 1; Article 67; and Article 69, paragraph 2, “convocation” shall be read as “assembly,” “session” shall be read as “an emergency session;” “after the final resolution upon it is passed in the Diet ” shall be read as “after the resolution in favor of it in an emergency session of the House of Councillors;” and “the Diet” and “both Houses” shall be read as respectively “an emergency session of the House of Councillors” and “House of Councillors;” and in applying the provisions of Article 121-II, “the closing day of a session or on the day before” shall be read as “the closing day of an emergency session of the House of Councillors or on the day before;” “the House had not resolved that consideration of it should continue while the Diet was out of session” shall be read as “the Committee had not finished consideration” and “the previous session” shall be read as “the emergency session of the House of Councillors following the close of the previous session.”

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Chapter XI-II. Commission on the Constitution

Article 102-VI. A Commission on the Constitution shall be set up in each House in order to conduct broad and comprehensive research on the Constitution of Japan and fundamental legislation closely related to the Constitution of Japan as well as to consider Preliminary Draft Amendments to the Constitution, bills on the initiation of Amendments to the Constitution and/or a National Referendum thereon and other matters.

Article 102-VII. The Commission on the Constitution may propose Preliminary Draft Amendments to the Constitution and bills on the initiation of Amendments to the Constitution and/or a National Referendum thereon. In this case, the provision of Article 68-III shall apply mutatis mutandis to Proposals of Preliminary Draft Amendments to the Constitution.
The Chairperson of the Commission on the Constitution shall be the proposer of Preliminary Draft Amendments to the Constitution and bills on the initiation of Amendments to the Constitution and/or a National Referendum thereon as provided for in the preceding paragraph.

Article 102-VIII. With respect to Preliminary Draft Amendments to the Constitution, the Commission on the Constitution of one House may, in consultation with the Commission of the other House, hold a joint meeting with the Commission of the other House.
The joint meetings of the Commission on the Constitution provided for in the preceding paragraph may make recommendations concerning Preliminary Draft Amendments to the Constitution to the Commission on the Constitution of each House.
Any matters relating to the joint meetings as provided for in paragraph 1 above other than those provided for in the preceding paragraphs shall be provided for by a concurrent resolution of both Houses.

Article 102-IX. The provisions of Article 53; Article 54; the main clause of Article 56, paragraph 2; Article 60; and Article 80 shall apply mutatis mutandis to the Commission on the Constitution, and the provisions of Article 47 (excluding paragraph 3 ); Article 56, paragraph 3 to paragraph 5 inclusive; Article 57-III; and Chapter 7 shall apply mutatis mutandis to the Commission on the Constitution with respect to bills on the initiation of Amendments to the Constitution and/or a National Referendum thereon.
With respect to the application of the provision of Article 68 to matters referred to the Commission on the Constitution, the proviso in the said Article “a measure or a disciplinary matter is being considered under the provision of paragraph 2 of Article 47 while the Diet is not in session” shall be read as“ a Preliminary Draft Amendment to the Constitution, a measure or a disciplinary matter is being considered under the provision of paragraph 2 of Article 47 while the Diet is not in session.”

Article 102-X. Any matters relating to the Commission on the Constitution in each House not provided for from Article 102-VI to the preceding paragraph inclusive shall be provided for by a decision of each House.

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ChapterXI-III. Board of Public Information on National Referendum

Article 102-XI. Whenever Amendments to the Constitution are initiated, a Board of Public Information on the National Referendum shall be set up in the Diet for the purpose of undertaking affairs concerning public information related to the proposed Amendments to the Constitution. Membership of the said Board shall consist of an equal number of members selected from among the Members of each House.
The Board of Public Information on National Referendum shall continue to exist until the conclusion of the national referendum procedures relating to the initiation provided for in the preceding paragraph.
The Chairperson of the Board of Public Information on National Referendum shall be elected by its members from among themselves.

Article 102-XII. In addition to what is provided for in the preceding Articles, any matters relating to the Board of Public Information on National Referendum shall be provided for by a separate law.

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Chapter XI-IV. Board of Oversight and Review of Specially Designated Secrets

Article 102-XIII. In order to monitor continuously government operation of the system for the protection of specially designated secrets (as stipulated in Article 3, Paragraph 1 of the Act on the Protection of Specially Designated Secrets (Act No. 108 of 2013); the same applies hereinafter), a Board of Oversight and Review of Specially Designated Secrets shall be established in both Houses to investigate the conditions under which information is designated as a specially designated secret (as stipulated in the above mentioned provisions), or such a designation is terminated, or security clearance processes (as stipulated in Article 12, Paragraph 1 of the Act on the Protection of Specially Designated Secrets) are performed, as well as for reviewing the appropriateness of decisions made at the discretion of heads of administrative organs (as stipulated in Article 3, Paragraph 1 of the Act on the Protection of Specially Designated Secrets; the same applies hereinafter) in response to requests for disclosure of specially designated secrets under the provisions of Article 104, Paragraph 1 (including cases in which the provisions of Article 54-IV, Paragraph 1 apply mutatis mutandis) from either House of the Diet, from a committee of either House, or a research committee of the House of Councillors.

Article 102-XIV. In order to perform investigations, a Board of Oversight and Review of Specially Designated Secrets receives reports under the provisions of Article 19 of the Act on the Protection of Specially Designated Secrets.

Article 102-XV. The Heads of Administrative Organs must comply with requests from the Board of Oversight and Review of Specially Designated Secrets of either House for submission (or disclosure; the same applies hereinafter as far as Article 104-III) of specially designated secrets as necessary to its investigations.
For application of the provisions of Article 10, Paragraph 1 and Article 23, Paragraph 2 of the Act on the Protection of Specially Designated Secrets as called for in the preceding paragraph, “each House or by a committee of each House or a research committee of the House of Councillors” in Article 10, Paragraph 1, Item i-a of the Act on the Protection of Specially Designated Secrets shall be read as “the Board of Oversight and Review of Specially Designated Secrets of either House,” “Article 104, Paragraph 1 (including application mutatis mutandis under Article 54-IV, Paragraph 1 of said Act) or the Act on Witnesses' Oath, Testimony, etc. Before Both Houses of the Diet (Act No. 225 of 1947)” shall be read as “Article 102-XV, Paragraph 1,” “Where it is decided not to make such examination or research open to the public under Article 52, Paragraph 2 of the Diet Law (including application mutatis mutandis under Article 54-IV, Paragraph 1 of said Law) or Article 62 of said Law” shall be read as “research (limited to cases performed without being made open to the public),” “Article 10” mentioned in Article 23, Paragraph 2 of the Act on the Protection of Specially Designated Secrets shall be read as “Article 10 (including application mutatis mutandis under Article 102-XV, Paragraph 2 of the Diet Law).”
When the Head of an Administrative Organ declines to respond to requests as mentioned in Paragraph 1, he must also provide a statement of prima facie reasons for declining to respond. When these reasons are accepted by the Board of Oversight and Review of Specially Designated Secrets, the Head of the Administrative Organ need not submit the specially designated secrets.
When the reasons mentioned in the preceding paragraph are not accepted, the Board of Oversight and Review of Specially Designated Secrets may request clarification from the Cabinet as to why submission of the specially designated secrets represents a serious risk of damaging Japan’s national security. When such a clarification is forthcoming, the Head of the Administrative Organ need not submit the specially designated secrets.
When there is no response for clarification mentioned in the preceding paragraph within ten days of the request, the Head of the Administrative Organ shall submit the previously requested specially designated secrets.

Article 102-XVI. The Board of Oversight and Review of Specially Designated Secrets may, when deemed necessary as the result of its investigations, recommend to the Head of the Administrative Organ that improvements be made in the administrative organ’s operation of the system for protecting specially designated secrets.
The Board of Oversight and Review of Specially Designated Secrets may request a report from the Head of the Administrative Organ on measures taken as a result of the recommendations mentioned in the preceding paragraph.

Article 102-XVII. When a request is received to investigate under the provisions of Article 104-II (including application mutatis mutandis under Article 54-IV, Paragraph 1), the Board of Oversight and Review of Specially Designated Secrets shall investigate as stipulated in the decision of each House.
When the Head of an Administrative Organ receives from the Board of Oversight and Review of Specially Designated Secrets of either House a request for submission of specially designated secrets as necessary to its investigation, he shall respond to that request.
For application of the provisions of Article 10, Paragraph 1 and Article 23, Paragraph 2 of the Act on the Protection of Specially Designated Secrets to the cases of the preceding paragraph, “each House or by a committee of each House or research committee of the House of Councillors” in Article 10, Paragraph 1, Item i-a of the Act on the Protection of Specially Designated Secrets shall be read as “the Board of Oversight and Review of Specially Designated Secrets of either House,” “Article 104, Paragraph 1 (including application mutatis mutandis under Article 54-IV, Paragraph 1 of said Act) or Article 1 of the Act on Witnesses' Oath, Testimony, etc. Before Both Houses of the Diet (Act No. 225 of 1947)” shall be read as “Article 102-XVII, Paragraph 2,” “Where it is decided not to make such examination or research open to the public under Article 52, Paragraph 2 of the Diet Law (including application mutatis mutandis under Article 54-IV, Paragraph 1 of said Law) or Article 62 of said Law” shall be read as “research (limited to cases performed without being made open to the public),” “Article 10” mentioned in Article 23, Paragraph 2 of the Act on the Protection of Specially Designated Secrets shall be read as “Article 10 (including application mutatis mutandis under Article 102-XVII, Paragraph 3 of the Diet Law).”
The provisions of Article 102-XV from Paragraph 3 to Paragraph 5 shall apply mutatis mutandis to cases where the Head of an Administrative Organ declines to respond to a request as described in Paragraph 2.
The Board of Oversight and Review of Specially Designated Secrets may, when deemed necessary as the result of its investigations as described in Paragraph 1, recommend to the Head of the Administrative Organ that a report or records be submitted in response to the House that requested the relevant investigation, or requests from a committee of each House or research committee of the House of Councillors. In such a case, the recommendation may limit the scope of the reports or records requested for submission.
The provisions of Article 102-XV from Paragraph 3 to Paragraph 5 shall apply mutatis mutandis to cases where the Head of an Administrative Organ declines to respond to a recommendation as described in the preceding paragraph. In that case, “to submit the specially designated secrets” in Paragraphs 3 and 4 of said Article as well as “to submit the previously requested specially designated secrets” in Paragraph 5 of said Article shall be read “to submit a report or records as indicated in the recommendation.”
The Board of Oversight and Review of Specially Designated Secrets shall notify the House or the committee, or the research committee of the House of Councillors, that requested the relevant investigation, of the results of the investigation described in Paragraph 1.

Article 102-XVIII. The duties of the Board of Oversight and Review of Specially Designated Secrets of either House shall be performed only by those persons who are considered to pose no risk of unauthorized disclosure of specially designated secrets after undergoing a security clearance process (assessment of current officials or those expected to become officials to verify that they have no risk of unauthorized disclosure of any specially designated secrets in the case where they perform the duties of the Board) as prescribed separately by law and as conducted by either the Speaker of the House of Representatives or the President of the House of Councillors.

Article Article 102-XIX. When specially designated secrets are submitted to the Board of Oversight and Review of Specially Designated Secrets of either House under the provisions of Article 102-XV and Article 102-XVII, the specially designated secrets shall be disclosed to and used only as necessary for investigation or examination by members of the Board of Oversight and Review of Specially Designated Secrets, those officials who perform the duties of the Board, and others specified by a decision of either House.

Article 102-XX. The provisions of Articles 69 to 72 and Article 104 shall apply to the Board of Oversight and Review of Specially Designated Secrets.

Article 102-XXI. Matters related to the Board of Oversight and Review of Specially Designated Secrets shall be specified in this Law and other laws as well as by the decisions of either House.

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Chapter XII. Relations of the Houses with the General Public and with Government Agencies

Article 103. A House may send out its Members for the purpose of considering measures and the like, or conducting investigations in relation to government, or whenever the House deems it necessary.

Article 104. The Cabinet, public agencies and others must comply with the requests of a House or any of its Committees for the production of reports and records necessary for consideration or investigation.
In case the Cabinet or a public agency fails or refuses to comply with a request as referred to in the preceding paragraph, it must give a plausible reason. If the reason is found acceptable by the House or the Committee, it is not necessary for the Cabinet or the public agency to produce the reports and records requested.
If the reason is found to be not acceptable, the House or the Committee may ask the Cabinet to declare that the production of the reports and records would be gravely detrimental to the national interest. If such a declaration is issued, it is not necessary for the Cabinet or the public agency to produce the reports and records requested.
If the Cabinet does not issue the declaration within ten days from the filing of the request, the Cabinet or the public agency must produce the reports and records as requested.

Article 104-II. When either House or a committee of either House requests the submission of reports or records containing information comprising specially designated secrets under the provisions of Paragraph 1 of the preceding Article, and in cases where the Head of an Administrative Organ declines to provide a statement of prima facie reasons for declining to respond under the provisions of Paragraph 2 of said Article, in place of requesting clarification from the Cabinet under the provisions of Paragraph 3 of said Article, either House or the committees of either House may request that the Board of Oversight and Review of Specially Designated Secrets conduct an investigation into the Head of the Administrative Organ’s refusal to respond.

Article 104-III. When reports or records containing information comprising specially designated secrets are submitted to either House or a committee of either House under the provision of Article 104, the reports and records shall be disclosed to and used only as necessary for investigation or examination by Members of the House, members of House committees, or officials who perform duties for them.

Article 105. Either House, and any of the Committees of either House, may request the Board of Audit to carry out an audit upon specified matters when it is necessary for examination or investigation, and to produce a report on the results.

Article 106. When a witness or voluntary testifier is summoned to or speaks at a House for its consideration or investigation, travelling expenses and per diem shall be paid to such a person according to the scale separately provided for.

Chapter XIII. Resignation, Retirement, Filling of Vacancies and Challenge to Member's Qualification

Article 107. A House may accept the resignation of its Members. While the Diet is out of session, however, the resignation may be accepted by the presiding officer of the House.

Article 108. When a Member of either House becomes a Member of the other House, he/she shall be automatically retired from the first House.

Article 109. A Member of a House shall be retired from his/her office when he/she has lost the legal eligibility for election.

Article 109-II. When a Member who has been elected to the House of Representatives by proportional representation from the list of candidates officially filed by a political party or organization(1) changes affiliation on or after the day of the election to a different party(2) which filed its own list of candidates for the election, that Member shall lose his/her membership of the House. This provision excludes a change of affiliation to a party which remains in existence after an amalgamation of two or more political parties or organizations including the party which filed the list of candidates containing the name in question. In the case of an amalgamation or splitting up(3) involving the party which filed the list of candidates containing his/her name, the preceding provision applies to a party which remains in existence after such an amalgamation, or a party which was formed by such an amalgamation or by such a splitting up.
When a Member who has been elected to the House of Councillors by proportional representation from the list of candidates officially filed by a political party or organization(4) changes affiliation on or after the day of the election to a different party(5) which filed its own list of candidates for the election, that Member shall lose his/her membership of the House. This provision excludes a change of affiliation to a party which remains in existence after an amalgamation of two or more political parties or organizations including the party which filed the list of candidates containing the name in question. In the case of an amalgamation or splitting up(6) involving the party which filed the list of candidates containing that name, the preceding provision applies to a party which remains in existence after such an amalgamation, or a party which was formed by such an amalgamation or by such a splitting up.


(Footnotes)
(1) A person whose name is on the list of candidates for the House of Representatives election filed by a party or political group as stipulated in Article 86-II, paragraph 1 of the Public Offices Election Law of 1950; the same applies throughout this paragraph.
(2) 'Party' is taken throughout this paragraph to mean 'party and/or political organization' as stipulated in the same paragraph of the same law.
(3) 'Splitting up' means that a political party or organization dissolves itself with the aim of forming two or more new political parties or organizations; the same applies throughout the following paragraph.
(4) A person whose name is on the list of candidates for the House ofCouncillors election filed by a party or political group as stipulated in Article 86-III, paragraph 1 of the Public Offices Election Law of 1950; the same applies throughout this paragraph.
(5) 'Party' is taken throughout this paragraph to mean 'party and/or political organization' as stipulated in the same paragraph of the same law.
(6) 'Splitting up' means that a political party or organization dissolves itself with the aim of forming two or more new political parties or organizations; the same applies throughout the following paragraph.


Article 110. When a vacancy occurs in the membership of a House, the presiding officer of the House shall notify the Prime Minister of the fact.

Article 111. When a Member's qualification is challenged in a House, the House shall decide on it after consideration by the competent Committee.
Such a challenge must be presented to the presiding officer in writing under the name of a Member of the House.

Article 112. The Member whose qualification is challenged in a House may retain not more than two counsel to defend his/her case.
The expenses for one of the counsel mentioned in the preceding paragraph shall be borne by the State.

Article 113. A Member shall not lose status and powers as a Member until he/she is proved disqualified. He/she may not, however, vote at the meeting in which the challenge to his/her qualification is considered, though he/she may defend him/herself.

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Chapter XIV. Maintenance of Order and Policing

Article 114. In order to maintain order in a House during a session of the Diet, the presiding officer of the House shall exercise police power within the House in accordance with this Law and the Rules of the House. The same shall apply also while the Diet is out of session.

Article 115. Police personnel needed for a House shall be sent by the Cabinet upon the request of the presiding officer of the House and shall be placed under his/her direction.

Article 116. When, at a plenary sitting, a Member acts contrary to this Law or the rules of order, or conducts him/herself in a disorderly manner, or impairs the dignity of the House, the presiding officer shall warn or restrain him/her or cause him/her retract his/her remarks. If the presiding officer’s order is not obeyed, the presiding officer may forbid the Member to speak or make the Member leave the Chamber, until the day's sitting is over or, if the proceedings are to be carried over to the following day, until the end of the proceedings.

Article 117. The presiding officer may temporarily suspend or adjourn the sitting for the day, if the Chamber goes out of control.

Article 118. If a visitor in the gallery obstructs the proceedings in the Chamber, the presiding officer may cause him/her leave or, if necessary, hand him/her over to the police authorities.
The presiding officer may order the gallery to be cleared if it becomes too clamorous.

Article 118-II. If a person other than a Member creates a disturbance in a House, the presiding officer may cause him/her leave the House or, if necessary, hand him/her over to the police authorities.

Article 119. No insulting language shall be used or remarks made in a House on another person's private affairs.

Article 120. A Member who has been insulted at a plenary sitting or at a Committee meeting may appeal to the House for disciplinary action.

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Chapter XV. Disciplinary Measures

Article 121. When a disciplinary case occurs in a House, the presiding officer shall refer it first to the Committee on Discipline for consideration, and, after a debate and decision in a plenary sitting, the presiding officer shall pronounce the verdict of the House.
When a disciplinary case occurs in a Committee, the Chairperson must report it to the presiding officer for disciplinary action.
A Member may make a motion for disciplinary action with the support of forty or more Members in the House of Representatives and twenty or more in the House of Councillors. This motion must be made within three days from the date when the alleged case occurred.

Article 121-II. With respect to a disciplinary case occurring on the closing day of a session or on the day before the closing day, the presiding officer of the House may refer it to the Committee on Discipline within three days from the date of convocation of the next session, if the presiding officer fails to refer it to the Committee on Discipline, or if it is referred to the Committee but the House does not resolve that consideration of it should continue while the Diet is out of session, or if the Committee finishes considering it but the House had passed no resolution on it.
If a disciplinary case occurs on the closing day of a session or on the day before the closing day, and if no time is allowed for a motion for disciplinary action to be made, or if such a motion is presented but the House does not pass a resolution upon it, or if the case is referred to the Committee on Discipline but the House does not resolve that consideration of it shall be continued while the Diet is out of session, or if the Committee finishes considering the case but the House does not pass a resolution on it; then a Member may, with the support of the required number of Members provided for in paragraph 3 of the preceding article, present a motion for disciplinary action within three days from the date of convocation of the next session.
In the first session of the House of Representatives convoked following a general election of the Members of that House, and in the first session of the House of Councillors convoked following a regular election of the Members of that House, the provisions of the preceding two paragraphs shall not apply to a disciplinary case which occurred on the closing day of the previous session or on the day before the closing day.

Article 121-III. When a disciplinary case occurs in a Committee or any other place within the House while the Diet is out of session, the presiding officer may refer it to the Committee on Discipline within three days from the date of convocation of the next Diet session.
When a case occurs in a Committee or any other place within the House while the Diet is out of session, a Member may, with the support of the required number of Members provided for in paragraph 3 of Article 121, make a motion for disciplinary action within three days from the date of convocation of the next session.

Article 122. Disciplinary actions shall be as follows:
(1) Admonition in an open plenary sitting
(2) Apology in an open plenary sitting
(3) Suspension of attendance at the House for a certain period
(4) Expulsion

Article 123. Neither House can refuse an expelled Member who is reelected.

Article 124. The presiding officer shall specially issue a writ of summons to a Member who does not respond to convocation of the Diet without good reason within seven days from the date of the convocation, or does not present him/herself without good reason to a plenary sitting or a Committee meeting, or remains absent beyond a period of leave of absence; and, if, within seven days after receiving the summons, the Member still fails to present him/herself without excuse, the presiding officer shall refer the case to the Committee on Discipline.

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Chapter XV-II. Political Ethics

Article 124-II. Members must abide by the principles of political ethics to be established by a decision of each House, and by the standards of conduct to be established by a decision of each House in compliance with the principles of political ethics.

Article 124-III. A Deliberative Council on Political Ethics shall be set up in each House for the purpose of establishing political ethics.

Article 124-IV. Any matters relating to the Deliberative Council on Political Ethics not provided for in the preceding article shall be provided for by a decision of each House.

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Chapter XVI. Impeachment Court

Article 125. Impeachment of a judge shall be heard by the Impeachment Court which is composed of members elected in equal number in each House from among its Members.
The President of the Impeachment Court shall be elected by the members of the Court from among themselves.

Article 126. Removal proceedings against a judge shall be instituted by the Indictment Committee which is composed of members elected in equal number in each House from among its Members.
The Chairperson of the Indictment Committee shall be elected by its members from among themselves.

Article 127. A Member of the Impeachment Court may not become concurrently a member of the Indictment Committee.

Article 128. When the members of the Impeachment Court or of the Indictment Committee are elected in each House, their reserves shall also be elected.

Article 129. Matters relating to the Impeachment Court and the Indictment Committee other than those provided for in this Law shall be provided for by a separate law.

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Chapter XVII. National Diet Library, Legislative Bureau, Secretaries to Members and Members' Office Buildings

Article 130. The National Diet Library shall be established in the Diet by a separate law, in order to assist Diet Members in their study and research.

Article 131. A Legislative Bureau shall be established in each House to assist Members in drafting bills.
Each Legislative Bureau shall have one Commissioner General, secretaries and other necessary personnel.
The Commissioner General of the Legislative Bureau shall be appointed and dismissed by the presiding officer with the approval of the House ; provided, however, that, when the Diet is out of session, the presiding officer may accept the resignation of the Commissioner General of the Bureau.
The Commissioner General of the Legislative Bureau shall administer the business of the Legislative Bureau under the supervision of the presiding officer.
The secretaries and other personnel of the Legislative Bureau shall be appointed and dismissed by the Commissioner General, with the consent of the presiding officer and the approval of the Committee on Rules and Administration.
The secretaries of the Legislative Bureau shall work under the direction of the Commissioner General.

Article 132. To assist Members in carrying out their duties, each Member shall be provided with two secretaries.
In addition to those provided for in the preceding paragraph, one more secretary may be provided to assist the Member mainly in formulating policies and in carrying out legislative activities.

Article 132-II. To assist Members in carrying out their duties, Members’ Office Buildings furnishing each Member with office space shall be provided.

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Chapter XVIII. Auxiliary Provisions

Article 133. The period of time under this Law and the Rules of each House shall be calculated from the first day.

Supplementary Provisions

This Law shall come into force as of the date of the Constitution of Japan coming enter force [May 3, 1947].
The Law of the Houses shall hereby be abrogated.
The Speaker and Vice-Speaker of the House of Representatives who are actually in office when this Law comes into effect shall stay in their position until successors are elected under the provisions of this Law.
The Chief Secretaries of the House of Representatives and the House of Peers who are actually in office when this Law comes into effect shall be deemed to be in the position of Secretary General of each House until the Secretaries General of the House of Representatives and the House of Councillors are elected under the provision of this Law.
Meetings, proceedings and internal discipline in the House of Councillors shall be governed by the Rules of the House of Representatives until the Rules of the House of Councillors is established.
With regard to the accident at the nuclear power plants following the Tohoku-Pacific Ocean Earthquake, which occurred on March 11th, 2011, a Joint Council of the Committees on Rules and Administration of both Houses on the Accident at the Fukushima Nuclear Power Plants of the Tokyo Electric Power Company(hereinafter referred to as “Joint Council of both Houses”) shall be established in the Diet in order to recommend a chairperson and members of the Investigation Commission on the Accident at the Fukushima Nuclear Power Plants of the Tokyo Electric Power Company and to conduct investigations in relation to government in response to requests of the Investigation Commission during the period in which the law [the Law on the Investigation Commission on the Accident at the Fukushima Nuclear Power Plants of the Tokyo Electric Power Company] referred to in paragraph 10 of the Supplementary Provisions is effective.
The Joint Council of both Houses may conduct investigations in relation to government on matters concerning any request of the Investigation Commission on the Accident at the Fukushima Nuclear Power Plants of the Tokyo Electric Power Company if the Joint Council deems it necessary.
The provision of Article 104 shall apply mutatis mutandis to the Joint Council of both Houses when it conducts investigations in relation to government under the provision of the preceding paragraph.
Any matters relating to the organization and operations of the Joint Council of both Houses other than those provided for in the preceding two paragraphs shall be provided for by a concurrent resolution of both Houses.
The Investigation Commission on the Accident at the Fukushima Nuclear Power Plants of the Tokyo Electric Power Company shall be established in the Diet as provided for separately by law.
The Cabinet shall, for the time being, annually submit to the Diet a report on the measures taken in response to the reports of the Investigation Commission on the Accident at the Fukushima Nuclear Power Plants of the Tokyo Electric Power Company which were sent in accordance with the law referred to in the preceding paragraph.
※Disclaimer: Please note that this is a tentative and unofficial translation, and provided for reference only.

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