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Historical Values
Year Value
2025 chamber name: House of Representatives (Shugiin) number of seats: 465 (all directly elected) electoral system: mixed system scope of elections: full renewal term in office: 4 years most recent election date: 7/20/2025 parties elected and seats per party: Liberal Democratic Party (LDP) (191); Constitutional Democratic Party of Japan (148); Nippon Ishin (Japan Innovation Party) (38); Democratic Party for the People (28); Komeito (24); Other (36) percentage of women in chamber: 15.7% expected date