Aichi 15th district

Aichi 15th district
Aichi 15th district
Parliamentary constituency; for the Japanese House of Representatives
	Numbered map of Aichi Prefecture single-member districts
Prefecture	Aichi
Proportional District	Tokai
Electorate	345,133
Current constituency
Created	1994
Seats	One
Party	Liberal Democratic
Representative	Yukinori Nemoto
Municipalities	Toyohashi and Tahara.

Aichi 15th district (愛知県第15区, Aichi-ken dai-ju-goku or simply 愛知15区, Aichi-ken ju-goku) is a single-member constituency of the House of Representatives in the national Diet of Japan located in Aichi Prefecture.

Areas covered

since 2013

^[2]^[3]

1994 - 2013

^[4]

List of representatives

Election	Representative
1996^[5]	Keijirō Murata	Liberal Democratic
2000^[6]	Akihiko Yamamoto	Liberal Democratic
2003^[7]
2005^[8]
2009^[9]	Kazuyoshi Morimoto	Democratic
2012^[10]	Yukinori Nemoto	Liberal Democratic
2014^[11]
2017^[12]
2021^[13]

Election results

2024 • 2021 • 2017 • 2014 • 2012 • 2009 • 2005 • 2003 • 2000 • 1996

2024

2024^[14]
Party		Candidate	Votes	%	±%
	Liberal Democratic (endorsed by Komeito)	Yukinori Nemoto (incumbent)	71,012	'38.69"	13.72
	Innovation	Kenichiro Seki	44,945	24.49	new
	CDP	Chiho Koyama (won PR seat)	42,837	23.34	17.29
	Reiwa	Megumi Tsuji	17,529	9.55	2.59
	Communist	Shigeru Takagi	7,220	3.93	New
Majority			26,067	14.20 11.78	2.42
Registered electors			341,614
Turnout			183,543	55.02	3.08
	LDP hold

2021

2021^[13]
Party		Candidate	Votes	%	±%
	Liberal Democratic (endorsed by Komeito)	Yukinori Nemoto (incumbent)	104,204	52.41
	CDP	Kenichiro Seki (PR seat incumbent)	80,776	40.63	New
	Reiwa	Ryu Sugaya	13,832	6.96	New
Majority			23,428	11.78
Registered electors			348,761
Turnout				58.10	2.67
	LDP hold

2017

2017^[12]
Party		Candidate	Votes	%	±%
	Liberal Democratic (endorsed by Komeito)	Yukinori Nemoto (incumbent)	95,568	49.94
	Kibō no Tō	Kenichiro Seki (won PR seat)	77,224	40.35	New
	Communist	Yasuyuki Nozawa	18,574	9.71
Majority			18,344	9.59
Registered electors			353,398
Turnout				55.43	0.35
	LDP hold

2014

2014^[11]
Party		Candidate	Votes	%	±%
	Liberal Democratic	Yukinori Nemoto (incumbent)	97,152	52.58
	Democratic	Kenichiro Seki	64,480	34.90
	Communist	Shingo Kushida	23,143	12.52
Majority			32,672	17.68
Registered electors			346,433
Turnout				55.08	4.51
	LDP hold

2012

2012^[10]
Party		Candidate	Votes	%	±%
	Liberal Democratic	Yukinori Nemoto	73,521	36.57
	Democratic (endorsed by PNP)	Kazuyoshi Morimoto (incumbent)	49,053	24.40
	Restoration (endorsed by Your)	Gō Kondo	39,018	19.41	New
	Independent	Motoshi Sugita	21,112	10.50	New
	Communist	Shingo Kushida	10,404	5.18
	Social Democratic	Yachiyo Toyoda	7,927	3.94	New
Majority			24,468	12.17
Registered electors			346,245
Turnout				59.59	11.11
	LDP gain from Democratic

2009

2009^[9]
Party		Candidate	Votes	%	±%
	Democratic	Kazuyoshi Morimoto	127,059	52.89
	Liberal Democratic	Akihiko Yamamoto (incumbent)	94,803	39.46
	Communist	Hiromu Saito	14,595	6.08
	Happiness Realization	Nobuhiro Takahashi	3,781	1.57	New
Majority			32,256	13.43
Registered electors			344,911
Turnout				70.70	4.61
	Democratic gain from LDP

2005

2005^[8]
Party		Candidate	Votes	%	±%
	Liberal Democratic	Akihiko Yamamoto (incumbent)	122,904	56.36
	Democratic	Kazuyoshi Morimoto	74,932	34.36
	Communist	Hiromu Saito	20,219	9.27
Majority			47,972	22.00
Registered electors			337,090
Turnout				66.09	4.93
	LDP hold

2003

2003^[7]
Party		Candidate	Votes	%
	Liberal Democratic	Akihiko Yamamoto (incumbent)	100,443	50.31
	Democratic	Yuzuru Tsuzuki (PR seat incumbent) (won PR seat)	84,573	42.36
	Communist	Hiromu Saito	14,622	7.32
Majority			15,870	7.95
Registered electors			333,169
Turnout				61.16
	LDP hold

2000

2000^[6]
Party		Candidate	Votes	%	±%
	Liberal Democratic	Akihiko Yamamoto	96,086	48.88
	Democratic	Gō Kondo	77,344	39.35	New
	Communist	Hiromu Saito	20,700	10.53
	Liberal League	Junichi Hirayama	2,431	1.24	New
Majority			18,742	9.53
Turnout
	LDP hold

1996

1996^[5]
Party		Candidate	Votes	%	±%
	Liberal Democratic	Keijiro Murata	74,963	45.30	New
	New Frontier	Yoshitake Kimata	64,486	38.97	New
	Communist	Eiji Tsukada	22,851	13.81	New
	People's Party	Shigeko Matsumoto	1,796	1.09	New
	Culture Forum	Masatoshi Matsushita	1,398	0.84	New
Majority			10,477	6.33
Turnout
	LDP win (new seat)

References

^ Ministry of Internal Affairs and Communications (MIC): [1] (in Japanese)
^ "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.
^ "愛知県" (PDF). Ministry of Internal Affairs and Communications. Retrieved 2023-01-09.
^ "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.
^ ^a ^b "第41回衆議院議員選挙 - 愛知15区". Senkyo.com (in Japanese). Retrieved 2023-10-29.
^ ^a ^b "第42回衆議院議員選挙 - 愛知15区". Senkyo.com (in Japanese). Retrieved 2023-10-29.
^ ^a ^b "第43回衆議院議員選挙 - 愛知15区". Senkyo.com (in Japanese). Retrieved 2023-10-29.
^ ^a ^b "第44回衆議院議員選挙 - 愛知15区". the Asahi Shinbun (in Japanese). Retrieved 2023-10-29.
^ ^a ^b "第45回衆議院議員選挙 - 愛知15区". the Asahi Shinbun (in Japanese). Retrieved 2023-10-29.
^ ^a ^b "開票結果小選挙区愛知". Yomiuri Shimbun (in Japanese). Archived from the original on 2016-11-30. Retrieved 2023-10-29.
^ ^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.
^ ^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.
^ ^a ^b "2021年衆議院総選挙愛知15区". NHK (in Japanese). Retrieved 2023-10-08.
^ 日本放送協会. "衆議院選挙2024 埼玉(川越・越谷など)開票速報・選挙結果 NHK". www.nhk.or.jp (in Japanese). Retrieved 2025-03-31.

[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.

[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.

[elect96-5] "第41回衆議院議員選挙 - 愛知15区". Senkyo.com (in Japanese). Retrieved 2023-10-29.

[elect00-6] "第42回衆議院議員選挙 - 愛知15区". Senkyo.com (in Japanese). Retrieved 2023-10-29.

[elect03-7] "第43回衆議院議員選挙 - 愛知15区". Senkyo.com (in Japanese). Retrieved 2023-10-29.

[elect05-8] "第44回衆議院議員選挙 - 愛知15区". the Asahi Shinbun (in Japanese). Retrieved 2023-10-29.

[elect09-9] "第45回衆議院議員選挙 - 愛知15区". the Asahi Shinbun (in Japanese). Retrieved 2023-10-29.

[elect12-10] "開票結果小選挙区愛知". Yomiuri Shimbun (in Japanese). Archived from the original on 2016-11-30. Retrieved 2023-10-29.

[elect14-11] "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.

[elect17-12] "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.

[elect21-13] "2021年衆議院総選挙愛知15区". NHK (in Japanese). Retrieved 2023-10-08.

[14] 日本放送協会. "衆議院選挙2024 埼玉(川越・越谷など)開票速報・選挙結果 NHK". www.nhk.or.jp (in Japanese). Retrieved 2025-03-31.

[1]

[2]

[3]

[4]

[5]

[6]

[7]

[8]

[9]

[10]

[11]

[12]

[13]

[14]

Aichi's electoral districts for the Diet of Japan
FPTP "small" districts (1996–present) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 16 PR part of the Tōkai PR block (21 seats) House of Councillors At-large (15→16 Representatives, 6→8 Councillors)
SNTV "medium-sized" districts (1947–1993) 1 2 3 4 5 6 (19→22 Representatives, 6 Councillors)
Limited voting "large" districts (1946) 1 2 (18 Representatives)
SNTV "medium-sized" districts (1928–1942) 1 2 3 4 5 (17 Representatives)
FPTP/SNTV "small" districts (1920–1924) 1 2 3 4 5 6 7 8 9 10 11 12 13 (17 Representatives)
SNTV "large" districts (1902–1917) Nagoya city counties (gunbu) (13 Representatives)
FPTP/bloc voting "small" districts (1890–1898) 1 2 3 4 5 6 7 8 9 10 11 (11 Representatives)

First-past-the-post (FPTP) districts and proportional representation (PR) "blocks" for the Japanese House of Representatives of the National Diet (1996–present)
Speaker of the House of Representatives of Japan: Fukushiro Nukaga, Ibaraki 2nd Vice Speaker of the House of Representatives of Japan: Banri Kaieda, Tokyo PR
Hokkaidō	Block 8 seats Hokkaidō 1 2 3 4 5 6 7 8 9 10 11 12
Tōhoku	Block 12 seats Aomori 1 2 3 Iwate 1 2 3 Miyagi 1 2 3 4 5 Akita 1 2 3 Yamagata 1 2 3 Fukushima 1 2 3 4
Kita- (North) Kantō	Block 19 seats Ibaraki 1 2 3 4 5 6 7 Tochigi 1 2 3 4 5 Gunma 1 2 3 4 5 Saitama 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
Minami- (South) Kantō	Block 23 seats Chiba 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Kanagawa 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Yamanashi 1 2
Tokyo	Block 19 seats Tokyo 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Hokuriku-Shin'etsu	Block 10 seats Niigata 1 2 3 4 5 Toyama 1 2 3 Ishikawa 1 2 3 Fukui 1 2 Nagano 1 2 3 4 5
Tōkai	Block 21 seats Gifu 1 2 3 4 5 Shizuoka 1 2 3 4 5 6 7 8 Aichi 1 2 3 4 5 6 7 8 9 10 11 12 13 14 16 Mie 1 2 3 4
Kinki	Block 28 seats Shiga 1 2 3 Kyoto 1 2 3 4 5 6 Osaka 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 Hyōgo 1 2 3 4 5 6 7 8 9 10 11 12 Nara 1 2 3 Wakayama 1 2
Chūgoku	Block 10 seats Tottori 1 2 Shimane 1 2 Okayama 1 2 3 4 Hiroshima 1 2 3 4 5 6 Yamaguchi 1 2 3
Shikoku	Block 6 seats Tokushima 1 2 Kagawa 1 2 3 Ehime 1 2 3 Kōchi 1 2
Kyūshū	Block 20 seats Fukuoka 1 2 3 4 5 6 7 8 9 10 11 Saga 1 2 Nagasaki 1 2 3 Kumamoto 1 2 3 4 Ōita 1 2 3 Miyazaki 1 2 3 Kagoshima 1 2 3 4 Okinawa 1 2 3 4
Former districts	Abolished in 2002 Hokkaido 13 Yamagata 4 Shizuoka 9 Shimane 3 Oita 4 Abolished in 2013 Fukui 3 Yamanashi 3 Tokushima 3 Kochi 3 Saga 3 Abolished in 2017 Aomori 4 Iwate 4 Mie 5 Nara 4 Kumamoto 5 Kagoshima 5 Abolished in 2022 Miyagi 6 Fukushima 5 Niigata 6 Shiga 4 Wakayama 3 Okayama 5 Hiroshima 7 Yamaguchi 4 Ehime 4 Nagasaki 4