Aichi 12th district

Legislative district of Japan

Aichi 12th district

Parliamentary constituency
for the Japanese House of Representatives

Numbered map of Aichi Prefecture single-member districts

Prefecture| Aichi
Proportional District| Tōkai
Electorate| 444,148[1]
Current constituency
Created| 1994
Seats| One
Party| CDP
Representative| Kazuhiko Shigetoku
Municipalities| Okazaki and Nishio.

Aichi 12th district (愛知県第12区, Aichi-ken dai-ju-niku  or simply 愛知12区, Aichi ju-niku) is a single-member constituency of the House of Representatives in the national Diet of Japan located in Aichi Prefecture.

## Areas covered

[edit]

### since 2017

[edit]

* Okazaki
* Nishio

[2][3]

### 2013 - 2017

[edit]

* Okazaki
* Nishio
* Nukata District

[4]

### 1994 - 2013

[edit]

* Okazaki
* Nishio
* Nukata District
* Hazu District

[5]

## List of representatives

[edit]

Election  | Representative  | Party  | Notes

|
|
|

1996[6] | Seiken Sugiura |  | Liberal Democratic |
2000[7]
2003[8]
2005[9]
2009[10] | Yasuhiro Nakane [ja] |  | Democratic |
2012[11] | Shuhei Aoyama |  | Liberal Democratic |
2014[12] | Kazuhiko Shigetoku |  | Innovation |
| Independent
| Vision of Reform
| Democratic
2017[13] |  | Independent
2021[14] |  | CDP

## Election results

[edit]

2021 • 2017 • 2014 • 2012 • 2009 • 2005 • 2003 • 2000 • 1996

### 2021

[edit]

2021[14] Party  | Candidate  | Votes  | %  | ±%

|
|
|
|

| CDP | Kazuhiko Shigetoku
(incumbent) | 142,536 | 52.67 | New
| Liberal Democratic
(endorsed by Komeito) | Shuhei Aoyama
(PR seat incumbent)
(won PR seat)  | 128,083  | 47.33  |
Majority  | 14,453  | 5.34  |
Registered electors | 444,780  |  |
Turnout |  | 61.97  |  0.25
| CDP hold

### 2017

[edit]

2017[13] Party  | Candidate  | Votes  | %  | ±%

|
|
|
|

| Independent | Kazuhiko Shigetoku
(incumbent) | 149,587 | 55.65 | New
| Liberal Democratic
(endorsed by Komeito) | Shuhei Aoyama
(PR seat incumbent)  | 104,811  | 39.00  |
| Communist | Isao Miyaji  | 14,378  | 5.35  |
Majority  | 44,776  | 16.65  |
Registered electors | 444,298  |  |
Turnout |  | 61.72  |  0.82
| Independent hold

* Aoyama was additionally elected by Tokai proportional representation block following Sei Ōmi [ja]'s resignation(running in a Anjō mayoral election).

### 2014

[edit]

2014[12] Party  | Candidate  | Votes  | %  | ±%

|
|
|
|

| Innovation | Kazuhiko Shigetoku
(PR seat incumbent) | 131,618 | 48.49 | New
| Liberal Democratic
(endorsed by Komeito) | Shuhei Aoyama
(incumbent)
(won PR seat)  | 118,165  | 43.54  |
| Communist | Jiro Makino  | 21,637  | 7.97  |
Majority  | 13,453  | 4.95  |
Registered electors | 458,221  |  |
Turnout |  | 60.90  |  2.95
| Ishin gain from LDP

### 2012

[edit]

2012[11] Party  | Candidate  | Votes  | %  | ±%

|
|
|
|

| Liberal Democratic
(endorsed by Komeito) | Shuhei Aoyama | 91,816 | 32.34 |
| Democratic
(endorsed by PNP) | Yasuhiro Nakane [ja]
(incumbent)
(won PR seat)  | 82,363  | 29.01  |
| Restoration
(endorsed by Your) | Kazuhiko Shigetoku
(won PR seat)  | 69,198  | 24.37  | New
| Tomorrow
(endorsed by Daichi) | Yuzuru Tsuzuki [ja]
(PR seat incumbent)  | 30,850  | 10.87  | New
| Communist | Haruji Wakayama  | 9,687  | 3.41  |
Majority  | 9,453  | 3.33  |
Registered electors | 454,656  |  |
Turnout |  | 63.85  |  10.22
| LDP gain from Democratic

### 2009

[edit]

2009[10] Party  | Candidate  | Votes  | %  | ±%

|
|
|
|

| Democratic | Yasuhiro Nakane [ja] | 180,972 | 55.36 |
| Liberal Democratic | Seiken Sugiura
(incumbent)  | 122,198  | 37.38  |
| Communist | Hiroko Hatta  | 20,551  | 6.29  |
| Happiness Realization | Yoshiki Gokan  | 3,171  | 0.97  | New
Majority  | 58,774  | 17.98  |
Registered electors | 448,205  |  |
Turnout |  | 74.07  |  2.99
| Democratic gain from LDP

### 2005

[edit]

2005[9] Party  | Candidate  | Votes  | %  | ±%

|
|
|
|

|  Liberal Democratic | Seiken Sugiura
(incumbent) | 159,256 | 52.62 |
| Democratic | Yasuhiro Nakane [ja]
(PR seat incumbent)  | 128,681  | 42.52  |
| Communist | Noboru Hagiwara  | 14,708  | 4.86  |
Majority  | 30,575  | 10.10  |
Registered electors | 432,843  |  |
Turnout |  | 71.08  |  6.44
| LDP hold

### 2003

[edit]

2003[8] Party  | Candidate  | Votes  | %  | ±%

|
|
|
|

| Liberal Democratic | Seiken Sugiura
(incumbent) | 135,622 | 50.38 |
| Democratic | Yasuhiro Nakane [ja]
(won PR seat)  | 117,411  | 43.61  |
| Communist | Noriko Nomura  | 16,191  | 6.01  |
Majority  | 18,211  | 6.77  |
Registered electors | 424,973  |  |
Turnout |  | 64.64  |
| LDP hold

### 2000

[edit]

2000[7] Party  | Candidate  | Votes  | %  | ±%

|
|
|
|

| Liberal Democratic | Seiken Sugiura
(incumbent) | 117,475 | 45.56 |
| Democratic | Yasuhiro Nakane [ja] | 81,826  | 31.73  | New
| Liberal | Yuzuru Tsuzuki [ja]
(won PR seat)  | 33,052  | 12.82  | New
| Communist | Noriko Nomura  | 21,581  | 8.37  |
| Liberal League | Takashi Kawashima  | 2,517  | 0.98  | New
| Independent | Akira Fukuda  | 1,422  | 0.55  | New
Majority  | 35,649  | 13.83  |
Turnout |  |  |
| LDP hold

### 1996

[edit]

1996[6] Party  | Candidate  | Votes  | %  | ±%

|
|
|
|

| Liberal Democratic | Seiken Sugiura | 133,257 | 55.16 | New
| New Frontier | Minoru Kawashima [ja] | 79,950  | 33.10  | New
| Communist | Masumi Yamada  | 28,358  | 11.74  | New
Majority  | 53,307  | 22.06  |
Turnout |  |  |
| LDP win (new seat)

## References

[edit]

1. ^ Ministry of Internal Affairs and Communications (MIC): [1] (in Japanese)
2. ^ "衆議院トップページ >立法情報 >制定法律情報 >第193回国会 制定法律の一覧 >衆議院議員選挙区画定審議会設置法及び公職選挙法の一部を改正する法律の一部を改正する法律 法律第五十八号（平二九・六・一六）". House of Representatives of Japan. 1994-11-25. Retrieved 2021-10-02.
3. ^ "愛知県" (PDF). Ministry of Internal Affairs and Communications. Retrieved 2023-01-09.
4. ^ "衆議院トップページ >立法情報 >制定法律情報 >第183回国会 制定法律の一覧 >衆議院小選挙区選出議員の選挙区間における人口較差を緊急に是正するための公職選挙法及び衆議院議員選挙区画定審議会設置法の一部を改正する法律の一部を改正する法律 法律第六十八号（平二五・六・二八）". House of Representatives of Japan. 2013-06-28. Retrieved 2021-10-02.
5. ^ "衆議院トップページ >立法情報 >制定法律情報 >第131回国会 制定法律の一覧 >法律第百四号（平六・一一・二五）". House of Representatives of Japan. 1994-11-25. Retrieved 2021-10-02.
6. ^ a b "第41回衆議院議員選挙 - 愛知12区". Senkyo.com (in Japanese). Retrieved 2023-10-29.
7. ^ a b "第42回衆議院議員選挙 - 愛知12区". Senkyo.com (in Japanese). Retrieved 2023-10-29.
8. ^ a b "第43回衆議院議員選挙 - 愛知12区". Senkyo.com (in Japanese). Retrieved 2023-10-29.
9. ^ a b "第44回衆議院議員選挙 - 愛知12区". the Asahi Shinbun (in Japanese). Retrieved 2023-10-29.
10. ^ a b "第45回衆議院議員選挙 - 愛知12区". the Asahi Shinbun (in Japanese). Retrieved 2023-10-29.
11. ^ a b "開票結果 小選挙区 愛知". Yomiuri Shimbun (in Japanese). Retrieved 2023-10-29.
12. ^ a b "2014衆院選:衆議院選挙:選挙アーカイブス:NHK選挙WEB". NHK (in Japanese). Retrieved 2023-10-29.
13. ^ a b "2017衆院選:衆議院選挙:選挙アーカイブス:NHK選挙WEB". Yomiuri Shimbun (in Japanese). Retrieved 2023-10-08.
14. ^ a b "2021年衆議院総選挙 愛知12区". NHK (in Japanese). Retrieved 2023-10-08.