Currently, the 221st session of the Diet is in session. The term of the session is from February 18 to July 17, 2026.
The House passes the budget for FY2026 (April 7)
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Delegation from Canada Led by the Speaker of the Senate Visits the House of Councillors (Invitation Dates: February 28 to March 6, 2026)
Delegation from the Hashemite Kingdom of Jordan Led by the President of the Senate Visits the House of Councillors (Invitation Dates: November 24-29, 2025)
Greetings from the President of the House of Councillors
Information on officers ofthe house, and list of current house members
Introduction to the history, organization, and function of the House of Councillors
Articles of Constitution,Diet Law, and Rules of the House of Councillors
Information on visiting the Diet Building,and other information
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