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Southern Kanto proportional representation block

Japanese House of Representatives constituency

Summary

Japanese House of Representatives constituency

Field	Value
name	Southern Kanto Proportional Representation Block
type	Parliamentary
parl_name	Japanese House of Representatives
image	File:Minami-Kantō Proportional Block.svg
image_size	300px
caption	Map of House of Representatives proportional blocks, with the Southern Kanto block highlighted
district_label	Prefectures
district	Chiba, Kanagawa, and Yamanashi
electorate	13,635,476 (2024)
year	1994
members_label	Representatives
elects_howmany	23

The Southern Kantō proportional representation block () is one of eleven proportional representation (PR) "blocks", multi-member constituencies for the House of Representatives in the Diet of Japan. It consists of Southern parts of the Kantō region covering Chiba, Kanagawa and Yamanashi prefectures. Following the introduction of proportional voting it initially elected 23 representatives in the 1996 general election, then 21 after the total number of PR seats had been reduced from 200 to 180. After reapportionment in 2002 the number was increased to 22 representatives and again to 23 in 2022.

Results timeline

Party	1996	2000	2003	2005	2009	2012	2014	2017	2021	2024	Turnout
Liberal Democratic Party (Japan)}}		LDP	28.99	24.74	34.62	42.40	25.99	26.43	33.96	34.28	34.94	25.40
New Frontier Party (Japan)}}		NFP	26.55
Democratic Party of Japan}}		DPJ	21.21	27.68	39.98	29.47	42.99	17.31	17.61
Japanese Communist Party}}		JCP	14.04	11.53	7.39	6.85	7.00	5.86	11.90	8.01	7.21	6.10
Social Democratic Party (Japan)}}		SDP	6.43	9.56	4.26	5.37	4.30	1.93	1.94	1.27	1.68	1.53
Komeito}}		Komeito		12.43	13.75	12.17	10.03	10.61	12.81	11.46	11.47	10.17
Liberal Party (Japan, 1998)}}		LP		11.98
New Party Nippon}}		Nippon		3.74	0.93
Your Party (Japan)}}		Your		7.04	12.45
People's New Party}}		PNP		1.20
Japan Innovation Party}}		Ishin		18.89	15.41	3.92	11.65	7.47
Tomorrow Party of Japan}}		TPJ		6.25
People's Life Party}}		PLP		2.57
Constitutional Democratic Party of Japan}}		CDP		23.46	22.28	23.70
Kibō no Tō}}		KnT		17.23
Democratic Party For the People}}		DPFP		5.19	12.64
Reiwa Shinsengumi}}		Reiwa		4.08	6.59
Sanseitō}}		Sanseitō		3.72
Conservative Party of Japan}}		CPJ		2.66
Others	2.78	2.08			0.51	0.27	3.81	0.38	1.50
	59.47	57.60	66.29	67.26	59.53	53.13	51.62	55.48	53.72

Seat distribution

Election	Distribution	Seats	1996	2000	2003	2005	2009	2012	2014	2017	2021	2024
	23
	21
	22
	22
	22
	22
	22
	22
	22
	23

List of representatives

Note: Party affiliations as of election day.

1996–	2000–	2003–	2005–	2009–	2012–
Kazuo Shii
	Masahiro Nakaji		Takeshi Ōmori	Tomoko Abe	Tomoko Abe
	Takeshi Ōmori		Tomoko Abe		Hiroyuki Nagahama		Hiroyuki Nagahama
resigned 2007, replaced by
Hirohisa Fujii		Kazuya Mimura		Yūichi Gotō
	Shigeru Itō		Yōko Hara		Motohisa Ikeda		Hitoshi Gotō		Ken'ichi Kaneko		Sōichirō Okuno
	Shun Hayama		Kimiaki Matsuzaki		Yasuhiko Wakai		Hirofumi Ryū		Atsushi Chūgo		Yasuhiko Wakai
	Sakihito Ozawa		Shun Hayama		Naohiko Katō		Hisayasu Nagata
resigned 2006, replaced by
Motohisa Ikeda		Kōichirō Katsumata		Yukio Ubukata
	Tetsuo Kitamura		Hitoshi Gotō		Ken'ichirō Satō		Tetsundo Iwakuni		Katsuhito Yokokume	Yōichirō Aoyagi
	Ken'ichirō Satō		Akira Ōide		Hiroshi Sudō		Akira Uchiyama		Makoto Yamazaki	Katsuhito Nakajima
	Yukio Ubukata		Nobuhiko Sutō		Akira Ōide		Kaname Tajima		Hirohisa Fujii	Tsuyoshi Shiina
Hitoshi Yonetsu		Eiji Nagai		Keikō Hakariya		Shigeyuki Tomita		Tomohiko Mizuno	Sakihito Ozawa
Yūichi Ichikawa	Takeshi Hidaka		Ai Aoki		Noriko Furuya		Mitsuji Ishida	Manabu Matsuda
Nobuo Kawakami	Ryūshi Tsuchida		Nobuo Kawakami		Kazufumi Taniguchi		Tsuyoshi Saitō	Takashi Tanuma
Isamu Ueda		Yūichi Ichikawa		Shigeyuki Tomita		Yōichirō Esaki		Shino Aihara	Yuzuru Nishida
Shigeyuki Tomita		Nobuo Kawakami		Noriko Furuya		Jirō Ono	Keiichirō Asao	Tamotsu Shiiki
Kenzō Yoneda		Isamu Ueda		Shōzaburō Nakamura		Mikio Fujita	Shigeyuki Tomita
Kimiaki Matsuzaki		Yasukazu Hamada		Yōichirō Esaki		Kōtarō Nagasaki	Noriko Furuya
	Kazuya Ishibashi
died 1999, replaced by
Ken'ichi Mizuno		Hiromichi Watanabe		Hirokazu Matsuno		Masaaki Akaike		Akira Amari		Shin'ichi Nakatani
	Shōzaburō Nakamura		Kenzō Yoneda		Tsuneo Suzuki		Mineyuki Fukuda		Motoo Hayashi		Hiroaki Kadoyama
	Sadao Ioku		Yukio Jitsukawa		Ikuzō Sakurai		Nobuhiro Ōmiya		Jun Matsumoto		Noriko Horiuchi
	Akira Amari		Taei Nakamoto		Yoshitaka Sakurada		Keisuke Suzuki		Ken Saitō		Norihiko Nakayama
	Hachirō Okonogi		Yoshitaka Sakurada		Hiromichi Watanabe		Taizō Sugimura		Kazunori Tanaka		Tomohiro Yamamoto
	Kunio Tanabe	–		Daishirō Yamagiwa		Toshio Ukishima		Hirokazu Matsuno		Mineyuki Fukuda
	Kazunori Tanaka	–

Election results

2024

Party	Votes	Swing	%	Seats	+/–
Liberal Democratic Party (Japan)}}		Liberal Democratic Party (LDP)	1,822,230	25.40	9.54	7
Constitutional Democratic Party of Japan}}		Constitutional Democratic Party of Japan (CDP)	1,700,535	23.70	1.43	6
Democratic Party For the People}}		Democratic Party For the People (DPFP)	907,124	12.64	7.46	3
Komeito}}		Komeito	729,980	10.17	1.30	2
Japan Innovation Party}}		Japan Innovation Party (Ishin)	536,161	7.47	4.18	2
Reiwa Shinsengumi}}		Reiwa Shinsengumi (Reiwa)	472,519	6.59	2.50	1
Japanese Communist Party}}		Japanese Communist Party (JCP)	437,724	6.10	1.11	1
Sanseitō}}		Sanseitō	267,145	3.72	New	1
Conservative Party of Japan}}		Conservative Party of Japan (CPJ)	191,169	2.66	New	0
Social Democratic Party (Japan)}}		Social Democratic Party (SDP)	109,959	1.53	0.15	0
Total	7,174,546	100.00		23	1
Invalid votes	149,772	2.04
Turnout	7,324,318	53.72	1.76
Registered voters	13,635,476

2021

Party	Votes	Swing	%	Seats	+/–
Liberal Democratic Party (Japan)}}		Liberal Democratic Party (LDP)	2,590,787	34.94	0.66	9
Constitutional Democratic Party of Japan}}		Constitutional Democratic Party of Japan (CDP)	1,651,562	22.28	1.18	5
Japan Innovation Party}}		Japan Innovation Party (Ishin)	863,897	11.65	7.73	3
Komeito}}		Komeito	850,667	11.47	0.02	2
Japanese Communist Party}}		Japanese Communist Party (JCP)	534,493	7.21	0.80	1
Democratic Party For the People}}		Democratic Party For the People (DPFP)	384,482	5.19	New	1
Reiwa Shinsengumi}}		Reiwa Shinsengumi (Reiwa)	302,675	4.08	New	1
Social Democratic Party (Japan)}}		Social Democratic Party (SDP)	124,447	1.68	0.41	0
NHK Party}}		NHK Party	111,298	1.50	New	0
Total	7,414,308	100.00		22
Invalid votes	161,827	2.14
Turnout	7,576,135	55.48	3.86
Registered voters	13,655,876

2017

Party	Votes	Swing	%	Seats	+/–
Liberal Democratic Party (Japan)}}		Liberal Democratic Party (LDP)	2,356,614	34.28	0.32	8
Constitutional Democratic Party of Japan}}		Constitutional Democratic Party of Japan (CDP)	1,612,425	23.46	New	5
Kibō no Tō}}		Kibō no Tō	1,184,103	17.23	New	4
Komeito}}		Komeito	787,461	11.46	1.35	2
Japanese Communist Party}}		Japanese Communist Party (JCP)	550,404	8.01	3.89	2
Japan Innovation Party}}		Japan Innovation Party (Ishin)	269,274	3.92	New	1
Social Democratic Party (Japan)}}		Social Democratic Party (SDP)	87,517	1.27	0.67	0
Happiness Realization Party}}		Happiness Realization Party (HRP)	26,331	0.38	0.03	0
Total	6,874,129	100.00		22
Invalid votes	114,815	1.64
Turnout	6,988,944	51.62	1.52
Registered voters	13,539,564

2014

Party	Votes	Swing	%	Seats	+/–
Liberal Democratic Party (Japan)}}		Liberal Democratic Party (LDP)	2,321,609	33.96	7.53	8
Democratic Party of Japan}}		Democratic Party of Japan (DPJ)	1,203,572	17.61	0.29	4
Japan Innovation Party (2014–2016)}}		Japan Innovation Party (JIP)	1,053,221	15.41	3.48	4
Komeito}}		Komeito	875,712	12.81	2.20	3
Japanese Communist Party}}		Japanese Communist Party (JCP)	813,634	11.90	6.04	3
Party for Japanese Kokoro}}		Party for Future Generations	236,596	3.46	New	0
People's Life Party}}		People's Life Party (PLP)	175,431	2.57	New	0
Social Democratic Party (Japan)}}		Social Democratic Party (SDP)	132,542	1.94	0.01	0
Happiness Realization Party}}		Happiness Realization Party (HRP)	24,052	0.35	0.08	0
Total	6,836,369	100.00		22
Invalid votes	152,136	2.18
Turnout	6,988,505	53.13	6.40
Registered voters	13,152,606

2012

Party	Votes	Swing	%	Seats	+/–
Liberal Democratic Party (Japan)}}		Liberal Democratic Party (LDP)	2,020,043	26.43	0.45	6
Japan Restoration Party}}		Japan Restoration Party (JRP)	1,443,270	18.89	New	5
Democratic Party of Japan}}		Democratic Party of Japan (DPJ)	1,323,048	17.31	25.68	4
Your Party (Japan)}}		Your Party	951,294	12.45	5.40	3
Komeito}}		Komeito	810,936	10.61	0.58	2
Tomorrow Party of Japan}}		Tomorrow Party of Japan (TPJ)	477,309	6.25	New	1
Japanese Communist Party}}		Japanese Communist Party (JCP)	447,890	5.86	1.14	1
Social Democratic Party (Japan)}}		Social Democratic Party (SDP)	147,191	1.93	2.38	0
Happiness Realization Party}}		Happiness Realization Party (HRP)	20,987	0.27	0.24	0
Total	7,641,968	100.00		22
Invalid votes	153,917	1.97
Turnout	7,795,885	59.53	7.73
Registered voters	13,095,467

2009

Party	Votes	Swing	%	Seats	+/–
Democratic Party of Japan}}		Democratic Party of Japan (DPJ)	3,695,159	42.99	13.53	11
Liberal Democratic Party (Japan)}}		Liberal Democratic Party (LDP)	2,233,560	25.99	16.41	6
Komeito}}		Komeito	862,427	10.03	2.13	2
Your Party (Japan)}}		Your Party	605,358	7.04	New	1
Japanese Communist Party}}		Japanese Communist Party (JCP)	601,299	7.00	0.15	1
Social Democratic Party (Japan)}}		Social Democratic Party (SDP)	369,754	4.30	1.07	1
People's New Party}}		People's New Party (PNP)	102,992	1.20	New	0
New Party Nippon}}		New Party Nippon (Nippon)	79,792	0.93	2.81	0
Happiness Realization Party}}		Happiness Realization Party (HRP)	44,162	0.51	New	0
Total	8,594,503	100.00		22
Invalid votes	154,200	1.76
Turnout	8,748,703	67.26	0.97
Registered voters	13,007,629

2005

Party	Votes	Swing	%	Seats	+/–
Liberal Democratic Party (Japan)}}		Liberal Democratic Party (LDP)	3,510,617	42.40	7.78	10
Democratic Party of Japan}}		Democratic Party of Japan (DPJ)	2,439,549	29.47	10.51	7
Komeito}}		Komeito	1,007,504	12.17	1.58	3
Japanese Communist Party}}		Japanese Communist Party (JCP)	566,945	6.85	0.54	1
Social Democratic Party (Japan)}}		Social Democratic Party (SDP)	444,753	5.37	1.11	1
New Party Nippon}}		New Party Nippon (Nippon)	309,851	3.74	New	0
Total	8,279,219	100.00		22
Invalid votes	141,716	1.68
Turnout	8,420,935	66.29	8.69
Registered voters	12,702,953

2003

Party	Votes	Swing	%	Seats	+/–
Democratic Party of Japan}}		Democratic Party of Japan (DPJ)	2,819,165	39.98	12.29	9
Liberal Democratic Party (Japan)}}		Liberal Democratic Party (LDP)	2,441,590	34.62	9.88	8
Komeito}}		Komeito	969,464	13.75	1.32	3
Japanese Communist Party}}		Japanese Communist Party (JCP)	521,309	7.39	4.14	1
Social Democratic Party (Japan)}}		Social Democratic Party (SDP)	300,599	4.26	5.30	1
Total	7,052,127	100.00		22	1
Invalid votes	173,597	2.40
Turnout	7,225,724	57.60	1.87
Registered voters	12,545,306

2000

Party	Votes	Swing	%	Seats	+/–
Democratic Party of Japan}}		Democratic Party of Japan (DPJ)	1,940,792	27.68	6.48	6
Liberal Democratic Party (Japan)}}		Liberal Democratic Party (LDP)	1,734,297	24.74	4.25	6
Komeito}}		Komeito	871,150	12.43	New	3
Liberal Party (Japan, 1998)}}		Liberal Party (LP)	839,845	11.98	New	2
Japanese Communist Party}}		Japanese Communist Party (JCP)	808,453	11.53	2.51	2
Social Democratic Party (Japan)}}		Social Democratic Party (SDP)	670,141	9.56	3.13	2
Liberal League (Japan)}}		Liberal League (LL)	145,858	2.08	0.94	0
Total	7,010,536	100.00		21	2
Invalid votes	226,843	3.13
Turnout	7,237,379	59.47
Registered voters	12,170,170

1996

Party	%	Seats	Total	6,280,536
Liberal Democratic Party (Japan)}}	Liberal Democratic Party (LDP)	1,820,846	28.99	7
New Frontier Party (Japan)}}	New Frontier Party (NFP)	1,667,552	26.55	7
Democratic Party (Japan, 1996)}}	Democratic Party (DP)	1,331,850	21.21	5
Japanese Communist Party}}	Japanese Communist Party (JCP)	881,751	14.04	3
Social Democratic Party (Japan)}}	Social Democratic Party (SDP)	403,875	6.43	1
New Socialist Party of Japan}}	New Socialist Party (NSP)	102,906	1.64	0
Liberal League (Japan)}}	Liberal League (LL)	71,756	1.14	0

References

The Senkyo: Results of general and by-elections for the House of Representatives since 1890
Yomiuri Shimbun: Southern Kantō results 2005, 2009, 2012

Notes

Wikipedia Source

This article was imported from Wikipedia and is available under the Creative Commons Attribution-ShareAlike 4.0 License. Content has been adapted to SurfDoc format. Original contributors can be found on the article history page.

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