# Oita 1st district

Oita 1st District (大分県第1区, Oita-ken dai-i-ku) is an electoral district in the Japanese House of Representatives. The district was established as a single-member constituency in 1994 from parts of the original 1st district.

## Area covered
### Current district

As of 5 January 2023, the areas covered by this district are as follows:
* Ōita (city) (excluding the former towns of Saganoseki and Notsuharu)

### Areas covered before 2013

Before the 2013 redistricting, the area covered by the district were as follows:
* Ōita (city)

## Elected representatives

| Representative | Party | Years served | Notes |
| Tomiichi Murayama | SDP | 1996-2000 | |
| Ban Kugimiya | DPJ | 2000-2003 | |
| Shuji Kira | Indep. | 2003-2005 | |
| Shuji Kira | DPJ | 2005-2012 | |
| Youichi Anami | LDP | 2012-2014 | |
| Shuji Kira | DPJ | 2014-2017 | |
| Youichi Anami | LDP | 2017-2021 | |
| Shuji Kira | Indep. | 2021- | Incumbent |

## Election results

‡ - Also ran in the Kyushu PR district
‡‡ - Also ran and won a seat in the Kyushu PR district
2021 :
| Party | Party | Candidate | Votes | % | ±% |
| | Independent | Shuji Kira (incumbent - Kyushu PR) (endorsed by the Oita Prefectural Federations of the CDP and the DPP) | 97,117 | 48.8 | |
| | Liberal Democratic | Maiko Takahashi$^‡$ | 75,932 | 38.1 | |
| | Communist | Kai Yamashita | 15,889 | 8.0 | |
| | Independent | Shigetaka Nishimiya | 6,216 | 3.1 | |
| | Anti-NHK | Misaki Nonaka | 4,001 | 2.0 | |
| Turnout | Turnout | Turnout | 204,954 | 53.2 | |
| | Independent gain from Liberal Democratic | Independent gain from Liberal Democratic | Independent gain from Liberal Democratic | Independent gain from Liberal Democratic | Independent gain from Liberal Democratic |
2017 :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal Democratic | Youichi Anami$^‡$ (incumbent - Kyushu PR) (endorsed by Komeito) | 90,422 | 46.4 | |
| | Kibō no Tō | Shuji Kira$^{‡‡}$ (incumbent) | 87,392 | 44.8 | |
| | Communist | Megumi Kotegawa | 17,082 | 8.8 | |
| Turnout | Turnout | Turnout | 119,060 | 52.0 | |
| | Liberal Democratic gain from Democratic | Liberal Democratic gain from Democratic | Liberal Democratic gain from Democratic | Liberal Democratic gain from Democratic | Liberal Democratic gain from Democratic |
2014 :
| Party | Party | Candidate | Votes | % | ±% |
| | Democratic | Shuji Kira$^‡$ | 94,893 | 48.3 | |
| | Liberal Democratic | Youichi Anami$^{‡‡}$ (incumbent) | 88,507 | 45.0 | |
| | Communist | Shigeru Yamamoto | 13,113 | 6.7 | |
| Turnout | Turnout | Turnout | | | |
| | Democratic gain from Liberal Democratic | Democratic gain from Liberal Democratic | Democratic gain from Liberal Democratic | Democratic gain from Liberal Democratic | Democratic gain from Liberal Democratic |
2012 :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal Democratic | Youichi Anami$^‡$ (endorsed by Komeito) | 84,848 | 39.9 | |
| | Democratic | Shuji Kira$^‡$ (incumbent) (endorsed by the PNP) | 74,590 | 35.0 | |
| | Restoration | Hiroshi Kuwahara$^‡$ (endorsed by Your Party) | 34,367 | 16.2 | |
| | Communist | Shigeru Yamamoto | 9,316 | 4.4 | |
| | Tomorrow | Kotegawa Hiroshi$^‡$ (endorsed by New Party Daichi) | 8,586 | 4.0 | |
| | Independent | Someya Seiji | 1,149 | 0.5 | |
| Turnout | Turnout | Turnout | | | |
| | Liberal Democratic gain from Democratic | Liberal Democratic gain from Democratic | Liberal Democratic gain from Democratic | Liberal Democratic gain from Democratic | Liberal Democratic gain from Democratic |
2009 :
| Party | Party | Candidate | Votes | % | ±% |
| | Democratic | Shuji Kira$^‡$ (incumbent) | 141,665 | 59.0 | |
| | Liberal Democratic | Youichi Anami$^‡$ (endorsed by Komeito) | 80,855 | 33.6 | |
| | Communist | Kai Yamashita$^‡$ | 14,821 | 6.2 | |
| | Happiness Realization | Tayoko Takahata | 2,893 | 1.2 | |
| Turnout | Turnout | Turnout | | | |
| | Democratic hold | Democratic hold | Democratic hold | Democratic hold | Democratic hold |
2005 :
| Party | Party | Candidate | Votes | % | ±% |
| | Democratic | Shuji Kira$^‡$ (incumbent) | 94,594 | 39.3 | |
| | Independent | Seiichi Eto | 90,667 | 37.7 | |
| | Liberal Democratic | Sato Ren$^{‡‡}$ (incumbent - Kyushu PR) | 46,205 | 19.2 | |
| | Communist | Hiroko Kawano | 9,369 | 3.9 | |
| Turnout | Turnout | Turnout | | | |
| | Democratic gain from Independent | Democratic gain from Independent | Democratic gain from Independent | Democratic gain from Independent | Democratic gain from Independent |
2003 :
| Party | Party | Candidate | Votes | % | ±% |
| | Independent | Shuji Kira (endorsed by the DPJ) | 105,628 | 48.6 | |
| | Liberal Democratic | Seiichi Eto$^{‡‡}$ | 101,789 | 46.8 | |
| | Communist | Eizo Tsutumi | 8,646 | 4.0 | |
| | Independent | Someya Seiji | 1,254 | 0.6 | |
| Turnout | Turnout | Turnout | | | |
| | Independent gain from Democratic | Independent gain from Democratic | Independent gain from Democratic | Independent gain from Democratic | Independent gain from Democratic |
2000 :
| Party | Party | Candidate | Votes | % | ±% |
| | Democratic | Ban Kugimiya$^‡$ | 96,223 | 47.0 | |
| | Liberal Democratic | Seiichi Eto$^‡$ | 94,094 | 46.0 | |
| | Communist | Masami Doi | 12,073 | 5.9 | |
| | Independent | Noriaki Kameyama | 2,252 | 1.1 | |
| Turnout | Turnout | Turnout | | | |
| | Democratic gain from Social Democratic | Democratic gain from Social Democratic | Democratic gain from Social Democratic | Democratic gain from Social Democratic | Democratic gain from Social Democratic |
1996 :
| Party | Party | Candidate | Votes | % | ±% |
| | Social Democratic | Tomiichi Murayama$^‡$ | 106,258 | 59.5 | |
| | Liberal Democratic | Seiich Eto$^{‡‡}$ | 57,301 | 32.1 | |
| | Communist | Noboru Mieno | 10,666 | 6.0 | |
| | Liberal League | Yasuhiro Tomozawa$^‡$ | 2,813 | 1.6 | |
| | Independent | Noriaki Kameyama | 1,574 | 0.9 | |
| Turnout | Turnout | Turnout | 185,627 | 62.9 | |
| | Social Democratic win (new seat) | Social Democratic win (new seat) | Social Democratic win (new seat) | Social Democratic win (new seat) | Social Democratic win (new seat) |