Member of the House of Representatives

Sources

• japaneselawtranslation.go.jp · checked Oct 12, 2026 Ministry of Justice, Japanese Law Translation, The Constitution of Japan, read 2026-10-12 (Art. 2, 6, 7, 45, 46, 58, 66-68, 79); seat counts 465 and 248 and the electoral systems from the Public Offices Election Act as summarised on the Diet sites (shugiin.go.jp/internet/index.nsf/html/index_e.htm, sangiin.go.jp/eng/). Cabinet offices: Prime Minister's Office, List of Ministers, 105th cabinet reshuffled 2026-09-17 (japan.kantei.go.jp/105/meibo/daijin/index.html). For: Member of the House of Representatives
• shugiin.go.jp · checked Oct 12, 2026 Official Japanese names from the National Diet, Cabinet, Courts and party sites (shugiin.go.jp, sangiin.go.jp, kantei.go.jp, courts.go.jp), read 2026-10-12: Japanese official names of authorities, offices and parties. For: Member of the House of Representatives in Japanese
• shugiin.go.jp · checked Oct 12, 2026 House of Representatives, 会派名及び会派別所属議員数, as of 2026-09-28, read 2026-10-12: full official name of the in-house group in term.note (was the roster abbreviation); group totals match the stored members (464 + 1 vacancy; 247 + 1 vacancy). For: Aiko Shimajiri, current term, Airi Watanabe, current term, Akihiro Dobashi, current term, Akihiro Nishimura, current term, Akihisa Nagashima, current term and 459 more
• sangiin.go.jp · checked Oct 12, 2026 Current terms from the House of Representatives roster (shugiin.go.jp 議員一覧, as of 2026-09-28), House of Councillors roster (sangiin.go.jp, as of 2026-10-12) with group and term-expiry date, Cabinet (japan.kantei.go.jp/105/meibo/daijin/index.html, inaugurated 2026-09-17; former list /105/meibo_a/ inaugurated 2026-02-18), Speakers (shugiin.go.jp English 'Officers of the House', as of 2026-10-05), House of Councillors officers (sangiin.go.jp yakuin, 2026-10-12), Supreme Court justices (courts.go.jp 最高裁判所の裁判官), Emperor (kunaicho.go.jp). Member start dates are left empty because the rosters do not give them; party is the member's in-house group mapped to its party (groups mixing party and non-party members are mapped to the party). Read 2026-10-12. For: Aiko Shimajiri, current term, Airi Watanabe, current term, Akihiro Dobashi, current term, Akihiro Nishimura, current term, Akihisa Nagashima, current term and 459 more
• laws.e-gov.go.jp · checked Oct 12, 2026 e-Gov 法令検索, 公職選挙法 (Public Offices Election Act) Art. 31 and 256, read 2026-10-12: term-expiry election held within 30 days before the term ends (31(1)), session exception (31(2)), 40 days after dissolution (31(3)), term counted from election day (256). Corrected latest date from 2030-02-07 (the expiry day itself) to 2030-02-06 and added the Art. 31(2) exception. For: General election, February 6, 2030
• japaneselawtranslation.go.jp · checked Oct 12, 2026 Constitution of Japan Art. 45 and 7(iii); Public Offices Election Act Art. 31; last general election 2026-02-08 per English Wikipedia (2026 Japanese general election), read 2026-10-12: no date announced, latest legal date derived from the 4-year term. Fallback: English Wikipedia for the election date, because the House's English pages do not state it. For: General election, February 6, 2030, General election, February 7, 2030