# Miyagi 1st district

Miyagi 1st district (Japanese: 宮城県第1区, Hepburn: Miyagi-ken Daiikku) is a single-member constituency of the House of Representatives, the lower house of the National Diet of Japan. It is located on the island of Honshu, in Miyagi Prefecture. It, along with Miyagi 2nd district and parts of districts 3 and 4, cover the city of Sendai and the surrounding suburbs.
As of 2020, the district was home to 437,128 constituents.

## Areas covered
### Current district

After rezoning in 2022, the district covers the following areas:
* Sendai
** Aoba-ku
** Taihaku-ku
As a result of the rezoning, the district has returned to the state it was in before 2017.

### Areas 2017–2022

From 2017 to 2022, the district covered the following areas:
* Sendai
** Aoba-ku
** Taihaku-ku (excluding the former town of Akiu)
As a result of the 2017 rezoning, the area of the former town of Akiu was moved into the 3rd district.

### Areas from pre–2017

From its creation in 1994 until redistricting in 2017, the district covered the following areas:
* Sendai
** Aoba-ku
** Taihaku-ku

## Elected representatives

| Representative | Party | Years served |
| Kazuo Aichi | NFP | 1996 – 2000 |
| Azuma Konno | DPJ | 2000 – 2005 |
| Tōru Doi | LDP | 2005 – 2009 |
| Kazuko Kōri | DPJ | 2009 – 2012 |
| Tōru Doi | LDP | 2012 – 2024 |
| Akiko Okamoto [ja] | CDP | 2024 – |

## Election results

‡ - Also ran in the Tohoku proportional representation block
‡‡ - Ran and won a seat in the Tohoku proportional representation block
2024 :
| Party | Party | Candidate | Votes | % | ±% |
| | CDP | Akiko Okamoto$^‡$ | 115,142 | 51.7 | 10.5 |
| | LDP | Toru Doi$^‡$ | 81,924 | 36.8 | 6.6 |
| | Ishin | Kōji Takahashi$^‡$ | 25,852 | 11.6 | 1.8 |
| Registered electors | Registered electors | Registered electors | 447,080 | | |
| Turnout | Turnout | Turnout | | 51.21 | 3.39 |
| | CDP gain from LDP | CDP gain from LDP | CDP gain from LDP | CDP gain from LDP | CDP gain from LDP |
2021 :
| Party | Party | Candidate | Votes | % | ±% |
| | LDP | Toru Doi$^‡$ (incumbent) (endorsed by Komeito) | 101,964 | 43.4 | |
| | CDP | Akiko Okamoto$^{‡‡}$ (incumbent - Tohoku PR) | 96,649 | 41.2 | |
| | Ishin | Sayaka Shundo$^‡$ | 23,033 | 9.8 | |
| | Independent | Yoshie Okusa | 13,174 | 5.6 | |
| Turnout | Turnout | Turnout | 240,075 | 54.6 | |
| | LDP hold | LDP hold | LDP hold | LDP hold | LDP hold |
2017 :
| Party | Party | Candidate | Votes | % | ±% |
| | LDP | Toru Doi$^‡$ (incumbent) (endorsed by Komeito and Party for Japanese Kokoro) | 100,123 | 46.2 | |
| | CDP | Akiko Okamoto$^{‡‡}$ (elected to the Tohoku PR) | 78,704 | 36.3 | |
| | Kibō no Tō | Yuta Ito$^‡$ | 24,047 | 11.1 | |
| | Restoration | Masaki Hatekayama$^‡$ | 10,001 | 4.6 | |
| | Happiness Realization | Satoshi Yui | 2,413 | 1.1 | |
| | Independent | Imadome Naoto | 1.547 | 0.7 | |
| Turnout | Turnout | Turnout | 222,012 | 51.5 | |
| | LDP hold | LDP hold | LDP hold | LDP hold | LDP hold |
2014 :
| Party | Party | Candidate | Votes | % | ±% |
| | LDP | Toru Doi$^‡$ (incumbent) (endorsed by Komeito) | 93,345 | 46.8 | |
| | Democratic | Kazuko Kori$^{‡‡}$ (incumbent) (won in thE Tohoku PR district) | 81,113 | 40.7 | |
| | JCP | Hideaki Matsui | 25,063 | 12.6 | |
| Turnout | Turnout | Turnout | 206,868 | 49.0 | |
| | LDP hold | LDP hold | LDP hold | LDP hold | LDP hold |
2012 :
| Party | Party | Candidate | Votes | % | ±% |
| | LDP | Toru Doi$^‡$ | 87,482 | 39.2 | |
| | Democratic | Kazuko Kori$^{‡‡}$ (incumbent - Tohoku PR) (endorsed by the PNP) | 60,916 | 27.3 | |
| | Your | Hiroki Hayashi$^{‡‡}$ (endorsed by the Japan Restoration Party) | 38,316 | 17.2 | |
| | Tomorrow | Masato Yokota$^‡$ | 16,557 | 7.4 | |
| | JCP | Tatsuya Sumino | 13,454 | 6.0 | |
| | Social Democratic | Takashi Kuwashima$^‡$ | 6,547 | 2.9 | |
| Turnout | Turnout | Turnout | 229,462 | 55.2 | |
| | LDP gain from Democratic | LDP gain from Democratic | LDP gain from Democratic | LDP gain from Democratic | LDP gain from Democratic |
2009 :
| Party | Party | Candidate | Votes | % | ±% |
| | Democratic | Kazuko Kori$^‡$ (incumbent - Tohoku PR) | 149,980 | 58.5 | |
| | LDP | Toru Doi$^‡$ (incumbent) | 87,401 | 34.1 | |
| | JCP | Tatsuya Sumino | 14,547 | 5.7 | |
| | Independent | Takuomi Yajima | 2,987 | 1.2 | |
| | Happiness Realization | Keiichi Toda | 1,344 | 0.5 | |
| Turnout | Turnout | Turnout | 260,629 | 64.8 | |
| | Democratic gain from LDP | Democratic gain from LDP | Democratic gain from LDP | Democratic gain from LDP | Democratic gain from LDP |
2005 :
| Party | Party | Candidate | Votes | % | ±% |
| | LDP | Toru Doi$^‡$ | 117,236 | 47.3 | |
| | Democratic | Kazuko Kori$^{‡‡}$ | 115,264 | 46.5 | |
| | JCP | Tatsuya Sumino | 15,470 | 6.2 | |
| Turnout | Turnout | Turnout | 251,455 | 63.2 | |
| | LDP gain from Democratic | LDP gain from Democratic | LDP gain from Democratic | LDP gain from Democratic | LDP gain from Democratic |
2003 :
| Party | Party | Candidate | Votes | % | ±% |
| | Democratic | Azuma Konno$^‡$ | 106,821 | 50.8 | |
| | LDP | Toru Doi$^‡$ | 84,565 | 40.2 | |
| | JCP | Naoko Kanno | 18,960 | 9.0 | |
| Turnout | Turnout | Turnout | 215,884 | 54.7 | |
| | Democratic hold | Democratic hold | Democratic hold | Democratic hold | Democratic hold |
2000 :
| Party | Party | Candidate | Votes | % | ±% |
| | Democratic | Azuma Konno$^‡$ | 88,864 | 42.0 | |
| | LDP | Kazuo Aichi$^‡$ (incumbent) | 73,839 | 34.9 | |
| | JCP | Ikuko Endo$^‡$ | 28,281 | 13.4 | |
| | Social Democratic | Katsuo Okita$^‡$ | 20,416 | 9.7 | |
| Turnout | Turnout | Turnout | | | |
| | Democratic gain from New Frontier | Democratic gain from New Frontier | Democratic gain from New Frontier | Democratic gain from New Frontier | Democratic gain from New Frontier |
1996 :
| Party | Party | Candidate | Votes | % | ±% |
| | New Frontier | Kazuo Aichi | 77,817 | 40.8 | |
| | Democratic | Tomiko Okazaki$^‡$ | 56,537 | 29.7 | |
| | LDP | Kodo Asano$^‡$ | 28,351 | 14.9 | |
| | JCP | Ikuko Endo$^‡$ | 26,346 | 13.8 | |
| | Independent | Masaya Okamoto | 1,535 | 0.8 | |
| Turnout | Turnout | Turnout | | | |
| | New Frontier win (new seat) | New Frontier win (new seat) | New Frontier win (new seat) | New Frontier win (new seat) | New Frontier win (new seat) |