Currently, the 222nd session of the Diet is in session.
The term of the session is from October 5 to December 12, 2026.
The Sangiin（参議院）, which had been known as the House of Councillors, is called the Senate in English as of August 2026.
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Featured News from the Senate
The 222nd Extraordinary Session of the Diet Questions to Ministers (Day 2) (October 9, 2026)
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Inter-parliamentary Relations
Delegates from the House of Councillors attend the 43rd Japan-EU Interparliamentary Conference in Strasbourg (July 8-9, 2026)
Delegation from Australia Led by the President of the Senate Visits the House of Councillors (Invitation Dates: June 7-11, 2026)→ More
Report
- Research Report on International Affairs (PDF file)
July 2026 - Resolution on Japan's Development Cooperation in the Lead-up to the Ninth Tokyo International Conference on African Development (TICAD9) (PDF file)
June 2025
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