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.

PrefectureAichi

Proportional DistrictTokai

Electorate345,133^[1]

Created1994

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.

[1]

Election	Representative
1996^[5]	Keijirō Murata [ja]	Liberal Democratic
2000^[6]	Akihiko Yamamoto	Liberal Democratic
2003^[7]
2005^[8]
2009^[9]	Kazuyoshi Morimoto [ja]	Democratic
2012^[10]	Yukinori Nemoto	Liberal Democratic
2014^[11]
2017^[12]
2021^[13]
2024
2026

Party		Candidate	Votes	%	±%
	LDP	Yukinori Nemoto	88,028	43.6	4.9
	Centrist Reform	Chiho Koyama	36,614	18.1	5.2
	Ishin	Kenichirō Seki (elected in Tōkai PR block)	35,736	17.7	6.8
	Sanseitō	Katsuhiro Suzuki	19,022	9.4
	Genzei–Yukoku	Yūko Takekami	12,892	6.4
	Reiwa	Megumu Tsuji	9,835	4.9	5.0
Registered electors			338,422
Turnout				60.63	5.61
	LDP hold

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	Megumu Tsuji	17,529	9.55	2.59
	Communist	Shigeru Takagi	7,220	3.93	New
Majority			26,067	14.20	2.42
Registered electors			341,614
Turnout			183,543	55.02	3.08
	LDP hold

Party		Candidate	Votes	%	±%
	Liberal Democratic (endorsed by Komeito)	Yukinori Nemoto (incumbent)	104,204	52.41
	CDP	Kenichiro Seki [ja] (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

Party		Candidate	Votes	%	±%
	Liberal Democratic (endorsed by Komeito)	Yukinori Nemoto (incumbent)	95,568	49.94
	Kibō no Tō	Kenichiro Seki [ja] (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

Aichi 15th district

since 2013

1994 - 2013

List of representatives

Election results

2026

2024

2021

2017

2014

2012

2009

2005

2003

2000

1996

References

Related Articles

Timelines

Top Qs

Fact Checks

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^[1]
Current constituency
Created	1994
Seats	One
Party	Liberal Democratic
Representative	Yukinori Nemoto
Municipalities	Toyohashi and Tahara.

Party		Candidate	Votes	%	±%
	Liberal Democratic	Yukinori Nemoto (incumbent)	97,152	52.58
	Democratic	Kenichiro Seki [ja]	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

Party		Candidate	Votes	%	±%
	Liberal Democratic	Yukinori Nemoto	73,521	36.57
	Democratic (endorsed by PNP)	Kazuyoshi Morimoto [ja] (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

Party		Candidate	Votes	%	±%
	Democratic	Kazuyoshi Morimoto [ja]	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

Party		Candidate	Votes	%	±%
	Liberal Democratic	Akihiko Yamamoto (incumbent)	122,904	56.36
	Democratic	Kazuyoshi Morimoto [ja]	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

Party		Candidate	Votes	%
	Liberal Democratic	Akihiko Yamamoto (incumbent)	100,443	50.31
	Democratic	Yuzuru Tsuzuki [ja] (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

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

Party		Candidate	Votes	%	±%
	Liberal Democratic	Keijiro Murata [ja]	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)

v t e 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 15 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)

v t e 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: Eisuke Mori, Chiba 11th Vice Speaker of the House of Representatives of Japan: Keiichi Ishii, Northern Kanto 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 15 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