Tokyo 12th district
Japanese House of Representatives constituency
From Wikipedia, the free encyclopedia
Tokyo's 12th district is a single-member constituency of the House of Representatives, the lower house of the national Diet of Japan.[1]
| Tokyo 12th District | |
|---|---|
| Parliamentary constituency for the Japanese House of Representatives | |
 Numbered map of inner Tokyo single-member districts | |
| Prefecture | Tokyo |
| Proportional District | Tokyo |
| Current constituency | |
| Created | 1994 |
| Seats | One |
| Party | LDP |
| Representative | Kei Takagi |
| Wards | Kita and parts of Itabashi |
List of representatives
| Election | Representative | Party | Notes | |
|---|---|---|---|---|
| 1996[2] | Eita Yashiro | Liberal Democratic | ||
| 2000[3] | ||||
| 2003[4] | Akihiro Ota | Komeito | ||
| 2005[5] | ||||
| 2009[6] | Ai Aoki | Democratic | ||
| People's Life First | ||||
| Tomorrow | ||||
| 2012[7] | Akihiro Ota | Komeito | ||
| 2014[8] | ||||
| 2017[9] | ||||
| 2021[10] | Mitsunari Okamoto | Komeito | Moved to the Tokyo 29th district | |
| 2024[11] | Kei Takagi | Liberal Democratic | ||
| 2026 | ||||
Election results
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| LDP | Kei Takagi | 78,774 | 35.0 |  1.7 | |
| Centrist Reform | Shōta Nakahara | 44,134 | 19.6 | ||
| Ishin | Tsukasa Abe (elected in Tokyo PR block) | 33,100 | 14.7 |  10.5 | |
| DPP | Yūki Kusumi | 30,913 | 13.7 | 7.8 | |
| JCP | Seiko Tahara | 20,616 | 9.2 | 10.8 | |
| Sanseitō | Yūko Kuroishi | 17,320 | 7.7 | ||
| Registered electors | 378,383 | ||||
| Turnout | 60.54 | 3.45 | |||
| LDP hold | |||||
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| LDP | Kei Takagi | 68,878 | 33.3 | ||
| Ishin | Tsukasa Abe (elected in Tokyo PR block) | 52,233 | 25.2 | 6.5 | |
| DPP | Toshiaki Ookuma | 44,524 | 21.5 | ||
| JCP | Seiko Tahara | 41,504 | 20.0 | 8.4 | |
| Registered electors | 378,204 | ||||
| Turnout | 57.09 | 0.36 | |||
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| Komeito (endorsed by LDP) |
Mitsunari Okamoto (PR seat incumbent) |
101,020 | 39.88 | ||
| Innovation | Tsukasa Abe (elected in Tokyo PR block) | 80,323 | 31.71 | New | |
| Communist | Saori Ikeuchi | 71,948 | 28.41 | ||
| Majority | 20,697 | 8.17 | |||
| Registered electors | 462,732 | ||||
| Turnout | 57.45 | 4.98 | |||
| Komeito hold | |||||
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| Komeito (endorsed by LDP) |
Akihiro Ota (incumbent) |
112,597 | 51.64 | ||
| Communist | Saori Ikeuchi (PR seat incumbent) |
83,544 | 38.32 | ||
| Assembly for Zero Parliamentary Compensation | Masaru Nakamura | 21,892 | 10.04 | New | |
| Majority | 29,053 | 13.32 | |||
| Registered electors | 460,263 | ||||
| Turnout | 52.47 | 3.35 | |||
| Komeito hold | |||||
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| Komeito (endorsed by LDP) |
Akihiro Ota (incumbent) |
88,499 | 41.64 | ||
| Communist | Saori Ikeuchi (won PR seat) |
44,721 | 21.04 | ||
| People's Life | Ai Aoki (PR seat incumbent) |
40,067 | 18.85 | New | |
| Future Generations | Toshio Tamogami | 39,233 | 18.46 | New | |
| Majority | 43,778 | 20.60 | |||
| Registered electors | 398,205 | ||||
| Turnout | 56.04 | 6.94 | |||
| Komeito hold | |||||
| Party | Candidate | Votes | % | ±% | ||
|---|---|---|---|---|---|---|
| Komeito (endorsed by LDP) |
Akihiro Ota | 114,052 | 51.43 | |||
| Tomorrow (endorsed by Daichi) |
Ai Aoki (incumbent) (won PR seat) |
56,432 | 25.45 | New | ||
| Communist | Saori Ikeuchi | 41,934 | 18.91 | |||
| Happiness Realization | Masami Hattori | 9,359 | 4.22 | |||
| Majority | 57,620 | 25.98 | ||||
| Registered electors | 394,907 | |||||
| Turnout | 62.98 | 6.08 | ||||
| Komeito gain from Tomorrow | ||||||
| Party | Candidate | Votes | % | ±% | ||
|---|---|---|---|---|---|---|
| Democratic (endorsed by PNP) |
Ai Aoki | 118,753 | 45.20 | |||
| Komeito (endorsed by LDP) |
Akihiro Ota (incumbent) |
108,679 | 41.37 | |||
| Communist | Saori Ikeuchi | 31,475 | 11.98 | |||
| Happiness Realization | Hideyuki Yokuni | 3,813 | 1.45 | New | ||
| Majority | 10,074 | 3.83 | ||||
| Registered electors | 393,158 | |||||
| Turnout | 69.06 | 1.26 | ||||
| Democratic gain from Komeito | ||||||
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| Komeito | Akihiro Ota (incumbent) |
109,636 | 43.18 | ||
| Democratic | Yukihisa Fujita (PR seat incumbent) |
73,943 | 29.12 | ||
| Independent | Eita Yashiro (PR seat incumbent) |
44,279 | 17.44 | New | |
| Communist | Ken Nonoyama | 26,068 | 10.27 | ||
| Majority | 35,693 | 14.06 | |||
| Turnout | 67.80 | ||||
| Komeito hold | |||||
| Party | Candidate | Votes | % | ±% | ||
|---|---|---|---|---|---|---|
| Komeito | Akihiro Ota (PR seat incumbent) |
98,700 | 44.05 | New | ||
| Democratic | Yukihisa Fujita (won PR seat) |
95,110 | 42.45 | |||
| Communist | Mitsuo Yamagishi | 30,251 | 13.50 | |||
| Majority | 3,590 | 1.60 | ||||
| Turnout | ||||||
| Komeito gain from LDP | ||||||
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| Liberal Democratic | Eita Yashiro (incumbent) |
90,208 | 40.73 | ||
| Democratic | Yukihisa Fujita (PR seat incumbent) |
64,913 | 29.31 | New | |
| Communist | Mitsuo Yamagishi | 45,482 | 20.53 | ||
| Liberal League | Shinichiro Kurimoto (Tokyo 3rd incumbent) |
20,902 | 9.44 | New | |
| Majority | 25,295 | 11.42 | |||
| Turnout | |||||
| LDP hold | |||||
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| Liberal Democratic | Eita Yashiro | 61,461 | 28.41 | New | |
| New Frontier | Tamaki Sawa | 60,289 | 27.87 | New | |
| Communist | Kohei Īda | 45,858 | 21.20 | New | |
| Democratic | Muneharu Wada | 38,785 | 17.93 | New | |
| Independent | Kennei Yasuda | 5,501 | 2.54 | New | |
| New Socialist | Eiko Tomiyama | 4,456 | 2.06 | New | |
| Majority | 1,172 | 0.54 | |||
| Turnout | |||||
| LDP win (new seat) | |||||