# Aichi 1st district

Aichi 1st district (愛知県第1区, Aichi-ken dai-ikku or simply 愛知1区, Aichi-ken ikku) is a single-member constituency of the House of Representatives in the national Diet of Japan located in Aichi Prefecture.

## Areas covered
### since 1994

* Nagoya City
** Higashi-ku
** Kita-ku
** Nishi-ku
** Naka-ku

## List of representatives

| Election | Representative | Party |
| 1996 | Takashi Kawamura | New Frontier |
| 1996 | Takashi Kawamura | Liberal |
| 1996 | Takashi Kawamura | Independent |
| 2000 | Takashi Kawamura | Democratic |
| 2003 | Takashi Kawamura | Democratic |
| 2005 | Takashi Kawamura | Democratic |
| Vacant (April 2009 - August 2009) |||||
| 2009 | Yuko Sato | Democratic |
| 2009 | Yuko Sato | Genzei Nippon |
| 2009 | Yuko Sato | Tax Cuts Japan |
| 2009 | Yuko Sato | Tomorrow |
| 2012 | Hiromichi Kumada | Liberal Democratic |
| 2014 | Hiromichi Kumada | Liberal Democratic |
| 2017 | Hiromichi Kumada | Liberal Democratic |
| 2021 | Hiromichi Kumada | Liberal Democratic |
| 2024 | Takashi Kawamura | Conservative |

## Election results
### 2024

2024 :
| Party | Party | Candidate | Votes | % | ±% |
| | Conservative | Takashi Kawamura | 95,613 | 46.62 | New |
| | Constitutional Democratic | Tsunehiko Yoshida [ja] (PR seat incumbent) | 48,304 | 23.55 | |
| | Liberal Democratic | Hiromichi Kumada (incumbent) | 43,381 | 21.15 | |
| | Nippon Ishin no Kai | Kōichi Yamamoto | 17,810 | 8.68 | New |
| Majority | Majority | Majority | 47,309 | 23.07 | |
| Registered electors | Registered electors | Registered electors | 409,375 | | |
| Turnout | Turnout | Turnout | | 50.81 | 1.32 |
| | CPJ gain from LDP | CPJ gain from LDP | CPJ gain from LDP | CPJ gain from LDP | CPJ gain from LDP |

### 2021

2021 :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal Democratic (endorsed by Komeito) | Hiromichi Kumada (incumbent) | 94,107 | 48.81 | |
| | CDP | Tsunehiko Yoshida (PR seat incumbent) (won PR seat) | 91,707 | 47.57 | New |
| | Anti-NHK | Setsuko Kadota | 6,988 | 3.62 | New |
| Majority | Majority | Majority | 2,400 | 1.24 | |
| Registered electors | Registered electors | Registered electors | 400,338 | | |
| Turnout | Turnout | Turnout | | 49.49 | 2.04 |
| | LDP hold | LDP hold | LDP hold | LDP hold |

### 2017

2017 :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal Democratic (endorsed by Komeito) | Hiromichi Kumada (incumbent) | 74,298 | 41.11 | |
| | CDP | Tsunehiko Yoshida (won PR seat) | 57,780 | 31.97 | New |
| | Kibō no Tō (endorsed by Genzei Nippon) | Yuko Sato | 48,633 | 26.91 | New |
| Majority | Majority | Majority | 16,518 | 9.14 | |
| Registered electors | Registered electors | Registered electors | 388,992 | | |
| Turnout | Turnout | Turnout | | 47.45 | 0.24 |
| | LDP hold | LDP hold | LDP hold | LDP hold |

### 2014

2014 :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal Democratic (endorsed by Komeito, NRP) | Hiromichi Kumada (incumbent) | 73,003 | 42.39 | |
| | Democratic | Tsunehiko Yoshida [ja] | 49,230 | 28.59 | |
| | Communist | Hiromitsu Ohno | 20,143 | 11.70 | |
| | Genzei Nippon | Ichiro Hirosawa [ja] | 18,343 | 10.65 | New |
| | Future Generations | Sozaburo Mitamayama | 6,422 | 3.73 | New |
| | Social Democratic | Ryohei Hirayama | 5,076 | 2.95 | N/A |
| Majority | Majority | Majority | 23,773 | 13.80 | |
| Registered electors | Registered electors | Registered electors | 377,177 | | |
| Turnout | Turnout | Turnout | | 47.21 | 5.59 |
| | LDP hold | LDP hold | LDP hold | LDP hold |

### 2012

2012 :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal Democratic (endorsed by Komeito) | Hiromichi Kumada | 77,215 | 40.73 | |
| | Tomorrow (endorsed by Daichi) | Yuko Sato (incumbent) | 60,293 | 31.80 | New |
| | Democratic (endorsed by PNP) | Tsunehiko Yoshida [ja] | 36,578 | 19.29 | |
| | Communist | Soramitsu Ohno | 15,512 | 8.18 | |
| Majority | Majority | Majority | 16,922 | 8.93 | |
| Registered electors | Registered electors | Registered electors | 373,297 | | |
| Turnout | Turnout | Turnout | | 52.69 | 9.31 |
| | LDP gain from Tomorrow | LDP gain from Tomorrow | LDP gain from Tomorrow | LDP gain from Tomorrow | LDP gain from Tomorrow |

### 2009

2009 :
| Party | Party | Candidate | Votes | % | ±% |
| | Democratic | Yuko Sato | 122,348 | 54.39 | |
| | Liberal Democratic | Yōsuke Shinoda (PR seat incumbent) | 78,691 | 34.98 | |
| | Communist | Emi Kimura | 14,485 | 6.44 | |
| | Social Democratic | Ryohei Hirayama | 6,082 | 2.70 | |
| | Happiness Realization | Seiji Kawada | 3,352 | 1.49 | New |
| Majority | Majority | Majority | 43,657 | 19.41 | |
| Registered electors | Registered electors | Registered electors | 369,526 | | |
| Turnout | Turnout | Turnout | | 62.00 | 2.31 |
| | Democratic hold | Democratic hold | Democratic hold | Democratic hold |

### 2005

2005 :
| Party | Party | Candidate | Votes | % | ±% |
| | Democratic | Takashi Kawamura (incumbent) | 105,449 | 49.96 | |
| | Liberal Democratic | Yōsuke Shinoda (won PR seat) | 82,486 | 39.08 | |
| | Communist | Emi Kimura | 15,585 | 7.38 | |
| | Social Democratic | Masakazu Kobayashi | 7,560 | 3.58 | New |
| Majority | Majority | Majority | 22,963 | 10.88 | |
| Registered electors | Registered electors | Registered electors | 360,007 | | |
| Turnout | Turnout | Turnout | | 59.69 | 7.69 |
| | Democratic hold | Democratic hold | Democratic hold | Democratic hold |
* Kawamura resigned as a lawmaker to run for the Nagoya mayoral election.

### 2003

2003 :
| Party | Party | Candidate | Votes | % | ±% |
| | Democratic | Takashi Kawamura (incumbent) | 97,617 | 54.20 | |
| | Liberal Democratic | Takehiko Tanida [ja] (PR seat incumbent) | 64,968 | 36.07 | N/A |
| | Communist | Emi Kimura | 17,510 | 9.72 | |
| Majority | Majority | Majority | 32,649 | 18.13 | |
| Registered electors | Registered electors | Registered electors | 355,527 | | |
| Turnout | Turnout | Turnout | | 52.00 | |
| | Democratic hold | Democratic hold | Democratic hold | Democratic hold |

### 2000

2000 :
| Party | Party | Candidate | Votes | % | ±% |
| | Democratic | Takashi Kawamura (incumbent) | 79,817 | 42.08 | New |
| | Komeito (endorsed by LDP, NCP) | Yoneo Hirata [ja] (PR seat incumbent) | 53,841 | 28.39 | New |
| | Independent | Masayuki Miyata | 27,689 | 14.60 | New |
| | Communist | Yukiko Shintani | 24,523 | 12.93 | |
| | Liberal | Akihiko Ishikawa | 2,036 | 1.07 | New |
| | Liberal League | Masako Ito | 1,770 | 0.93 | New |
| Majority | Majority | Majority | 25,976 | 13.69 | |
| Turnout | Turnout | Turnout | | | |
| | Democratic hold | Democratic hold | Democratic hold | Democratic hold |

### 1996

1996 :
| Party | Party | Candidate | Votes | % | ±% |
| | New Frontier | Takashi Kawamura | 66,876 | 40.03 | New |
| | Liberal Democratic | Norio Imaeda [ja] | 42,969 | 25.72 | New |
| | Democratic | Taisuke Sato | 33,503 | 20.06 | New |
| | Communist | Mihoko Iwanaka | 22,209 | 13.29 | New |
| | Culture Forum | Masako Ito | 616 | 0.37 | New |
| | People's Party | Hiroshi Yamada | 566 | 0.34 | New |
| | Independent | Mitsuyuki Asano | 312 | 0.19 | New |
| Majority | Majority | Majority | 23,907 | 14.31 | |
| Turnout | Turnout | Turnout | | | |
| | New Frontier win (new seat) | New Frontier win (new seat) | New Frontier win (new seat) | New Frontier win (new seat) |