Tokyo 24th district 東京都第24区 (Tōkyō-to dai 24-ku) is a single-member constituency of the House of Representatives, the lower house of the national Diet of Japan. It is located in western Tokyo and consists of most of Hachiōji City.

The seat is held by Kōichi Hagiuda since 2012. Hagiuda, a former policy chief of the Liberal Democratic Party, did not receive LDP endorsement in the 2024 Japanese general election because of involvement in the 2023–2024 Japanese slush fund scandal and ran as an independent candidate.

As of September 2022, 382,675 voters were registered in the district.

Areas covered The district underwent redistricting on 2017 and 2022, after revisions of the Public Offices Election Law.

Current areas (2022–present)

Hachiōji

Areas 2017–2022

Hachiōji

Areas 1996–2017

All of Hachiōji

List of representatives +RepresentativesPartyDatesNotesTamon KobayashiLDP1996–2000Lost re-election.Yukihiko AkatsuDPJ2000–2003Re-elected in the Tokyo PR block.Koichi HaguidaLDP2003–2009Re-elected in 2005. Lost re-election in 2009.Yukihiko AkatsuDPJ2009–2012Lost re-election in 2012.Koichi HaguidaLDP2012– presentMinister of Economy, Trade and Industry (2021–2022) Minister of Education, Culture, Sports, Science and Technology (2019–2021)

Deputy Chief Cabinet Secretary (2015–2016)

Re-elected in 2014, 2017, 2021, 2024, 2026.

Election results

References