Aichi 4th district

Aichi 4th district
Aichi 4th district
Parliamentary constituency; for the Japanese House of Representatives
	Numbered map of Aichi Prefecture single-member districts
Prefecture	Aichi
Proportional District	Tokai
Electorate	369,899
Current constituency
Created	1994
Seats	One
Party	CDP
Representative	Yoshio Maki
Municipalities	Mizuho-ku, Atsuta-ku, Minato-ku and Minami-ku of Nagoya City

Aichi 4th district (愛知県第4区, Aichi-ken dai-yonku or simply 愛知4区, Aichi-ken yonku) is a single-member constituency of the House of Representatives in the national Diet of Japan located in Aichi Prefecture.

Areas covered

since 2002

Nagoya City

^[2]^[3]

1994-2002

Nagoya City

^[4]

List of representatives

Election	Representative
1996^[5]	Jun Misawa	New Frontier
		Liberal
		New Conservative
2000^[6]	Yoshio Maki	Democratic
2003^[7]
2005^[8]
2009^[9]
		People's Life First
		Tomorrow
2012^[10]	Shōzō Kudō	Liberal Democratic
2014^[11]
2017^[12]
2021^[13]
2024^[14]	Yoshio Maki	CDP

Election results

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

2024

2024 general election^[14]
Party		Candidate	Votes	%	±%
	CDP	Yoshio Maki	63,668	36.4	4.4
	LDP	Shōzō Kudō (Won PR seat)	54,385	31.1	12.6
	Ishin	Chiyo Nakata	22,661	13.0	2.6
	CPJ	Chisa Azō	19,805	11.3
	JCP	Yūsuke Takahasi	14,453	8.3
Registered electors			367,462
Turnout				48.78	0.17
	CDP gain from LDP

2021

2021^[13]
Party		Candidate	Votes	%	±%
	Liberal Democratic (endorsed by Komeito)	Shozo Kudo (incumbent)	78,004	43.72
	CDP	Yoshio Maki (PR seat incumbent) (won PR seat)	72,786	40.79	New
	Innovation	Chiyo Nakata	27,640	15.49	New
Majority			5,218	2.93
Registered electors			372,310
Turnout				48.95	2.41
	LDP hold

2017

2017^[12]
Party		Candidate	Votes	%	±%
	Liberal Democratic (endorsed by Komeito)	Shozo Kudo (incumbent)	76,446	45.09
	Kibō no Tō	Yoshio Maki (PR seat incumbent) (won PR seat)	63,207	37.28	New
	Communist	Toshiko Nishida	29,885	17.63
Majority			13,239	7.81
Registered electors			376,367
Turnout				46.54	1.24
	LDP hold

2014

2014^[11]
Party		Candidate	Votes	%	±%
	Liberal Democratic (endorsed by Komeito)	Shozo Kudo (incumbent)	66,213	38.58
	Innovation	Yoshio Maki (won PR seat)	47,291	27.56	New
	Democratic	Katsuyuki Tone	36,285	21.14
	Communist	Yusuke Takahashi	21,828	12.72
Majority			18,922	11.02
Registered electors			369,566
Turnout				47.78	4.49
	LDP hold

2012

2012^[10]
Party		Candidate	Votes	%	±%
	Liberal Democratic (endorsed by Komeito)	Shozo Kudo	63,932	34.03
	Tomorrow (endorsed by Daichi)	Yoshio Maki (incumbent)	41,730	22.21	New
	Restoration (endorsed by Your)	Yoichi Yamamoto	33,144	17.64	New
	Democratic	Katsuyuki Tone	30,731	16.36
	Communist	Toshiko Nishida	18,351	9.77
Majority			22,202	11.82
Registered electors			371,031
Turnout				52.27	9.43
	LDP gain from Tomorrow

2009

2009^[9]
Party		Candidate	Votes	%	±%
	Democratic	Yoshio Maki (incumbent)	129,382	57.33
	Liberal Democratic	Makiko Fujino (PR seat incumbent)	64,367	28.52
	Communist	Yukiko Seko	28,826	12.77
	Happiness Realization	Toshikazu Imaida	3,086	1.37	New
Majority			65,015	28.81
Registered electors			373,755
Turnout				61.70	1.57
	Democratic hold

2005

2005^[8]
Party		Candidate	Votes	%	±%
	Democratic	Yoshio Maki (incumbent)	95,844	43.85
	Liberal Democratic	Makiko Fujino (won PR seat)	87,324	39.95
	Communist	Yukiko Seko	30,622	14.01
	Independent	Kenji Sasaki	4,791	2.19	New
Majority			8,520	3.90
Registered electors			372,236
Turnout				60.13	6.58
	Democratic hold

2003

2003^[7]
Party		Candidate	Votes	%	±%
	Democratic	Yoshio Maki (incumbent)	84,919	44.03
	Liberal Democratic	Hiroshi Kondō (won PR seat)	79,749	41.35	N/A
	Communist	Yukiko Seko (PR seat incumbent)	28,193	14.62
Majority			5,170	2.68
Registered electors			369,895
Turnout				53.55
	Democratic hold

2000

2000^[6]
Party		Candidate	Votes	%	±%
	Democratic	Yoshio Maki	57,760	35.10	New
	New Conservative	Jun Misawa (incumbent)	54,071	32.86	New
	Communist	Yukiko Seko (PR seat incumbent) (won PR seat)	37,645	22.88
	Social Democratic	Masakazu Kobayashi	10,167	6.18	New
	Liberal League	Minoru Kawashima	4,919	2.99	New
Majority			3,689	2.24
Turnout
	Democratic gain from New Conservative

1996

1996^[5]
Party		Candidate	Votes	%	±%
	New Frontier	Jun Misawa	57,361	35.73	New
	Liberal Democratic	Saburo Tsukamoto	48,209	30.03	New
	Communist	Yukiko Seko (won PR seat)	30,976	19.29	New
	Democratic	Koji Takagi	23,411	14.58	New
	People's Party	Takayoshi Ito	348	0.22	New
	Culture Forum	Toshinao Shiokawa	243	0.15	New
Majority			9,152	5.70
Turnout
	New Frontier 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.
^ "Aichi Prefecture" (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4区". Senkyo.com (in Japanese). Retrieved 2023-10-29.
^ ^a ^b "第42回衆議院議員選挙 - 愛知4区". Senkyo.com (in Japanese). Retrieved 2023-10-29.
^ ^a ^b "第43回衆議院議員選挙 - 愛知4区". Senkyo.com (in Japanese). Retrieved 2023-10-29.
^ ^a ^b "第44回衆議院議員選挙 - 愛知4区". the Asahi Shinbun (in Japanese). Retrieved 2023-10-29.
^ ^a ^b "第45回衆議院議員選挙 - 愛知4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). 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4区". NHK (in Japanese). Retrieved 2023-10-08.
^ ^a ^b "第50回衆議院議員選挙 - 愛知4区website=NHK" (in Japanese). Retrieved 2025-01-02.

[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.

[3] "Aichi Prefecture" (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4区". Senkyo.com (in Japanese). Retrieved 2023-10-29.

[elect00-6] "第42回衆議院議員選挙 - 愛知4区". Senkyo.com (in Japanese). Retrieved 2023-10-29.

[elect03-7] "第43回衆議院議員選挙 - 愛知4区". Senkyo.com (in Japanese). Retrieved 2023-10-29.

[elect05-8] "第44回衆議院議員選挙 - 愛知4区". the Asahi Shinbun (in Japanese). Retrieved 2023-10-29.

[elect09-9] "第45回衆議院議員選挙 - 愛知4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). 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4区". NHK (in Japanese). Retrieved 2023-10-08.

[elect24-14] "第50回衆議院議員選挙 - 愛知4区website=NHK" (in Japanese). Retrieved 2025-01-02.

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Aichi's electoral districts for the Diet of Japan
FPTP "small" districts (1996–present) 1 2 3 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)

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 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