Hokkaido proportional representation block

The Hokkaidō proportional representation block (比例[代表]北海道ブロック, Hirei [daihyō] Hokkaidō burokku) or in official usage the "Hokkaidō electoral district" (北海道選挙区, Hokkaidō senkyo-ku) is one of eleven proportional representation (PR) blocks for the House of Representatives in the Diet of Japan. It consists of Hokkaidō and is one of two PR blocks that covers only one prefecture, the other being Tokyo. Following the introduction of proportional voting, it elected nine representatives in the election of 1996. Since 2000, the Hokkaidō PR block has been represented by eight representatives.

Hokkaidō Proportional Representation Block
Parliamentary constituency for the Japanese House of Representatives
Map of House of Representatives proportional blocks, with the Hokkaidō block highlighted
Prefecture	Hokkaidō
Electorate	4,372,575 (2024)
Current constituency
Created	1994
Number of members	8

Results timeline

Vote share

Party		1996	2000	2003	2005	2009	2012	2014	2017	2021	2024
	LDP	28.20	25.56	31.03	29.14	24.24	26.44	29.79	28.81	33.60	26.78
	DPJ[a]	31.80	31.24	40.82	33.79	40.55	18.23	27.56
	NFP	21.05
	JCP	15.11	12.69	8.97	7.48	7.26	6.99	12.09	8.51	8.06	7.09
	Komeito		12.80	13.97	11.42	10.67	11.04	12.30	11.03	11.46	10.58
	SDP		8.87	5.21	4.73	3.42	1.85	2.14	1.38	1.61	1.30
	LP		8.21
	Daichi				13.44	13.03	13.25		8.37
	Ishin[b]						12.75	9.89	2.76	8.38	4.05
	Your						5.94
	TPJ						3.13
	CDP								26.38	26.58	29.01
	KnT								12.25
	Reiwa									3.97	7.42
	DPFP									2.87	8.03
	CPJ										2.59
	Sanseitō										2.38
Others		3.84[c]	0.63[d]			0.83[e]	0.40[f]	6.22[g]	0.52[h]	3.47[i]	0.77[j]
Turnout			65.52	62.93	71.01	73.63	58.72	56.34	60.29	58.78	56.15

Seat distribution

Election	Distribution	Seats
1996		9
2000		8
2003		8
2005		8
2009		8
2012		8
2014		8
2017		8
2021		8
2024		8

List of representatives

Elected Representatives
Term		1996-2000				2000-03				2003-05				2005-09				2009-12				2012-14				2014-17				2017-2021				2021-2024				2024-
Rep. Party		Kaori Maruya NFP		Kaori Maruya Komeito (from 1998)														Hisashi Inatsu Komeito				Hidemichi Satō Komeito												Takako Suzuki LDP				Naoko Shinoda CDP
Rep. Party		Kenji Kodama JCP								Hiroko Nakano DPJ				Seiji Ōsaka DPJ				Hiroko Nakano DPJ				Takahiro Yokomichi DPJ				Kazuya Hatayama JCP				Hiroshi Kamiya CDP				Kureha Otsuki CDP				Yoshitaka Itō LDP
Rep. Party		Seiichi Kaneda DPJ								Chiyomi Kobayashi DPJ				Satoshi Arai (resigned 2007) DPJ		Tomohiro Ishikawa DPJ		Maya Yamazaki DPJ				Satoshi Arai DPJ						Satoshi Arai DP (from 2016)		Maki Ikeda CDP				Kōichi Watanabe LDP				Masato Nishikawa CDP
Rep. Party		Seiichi Ikehata DPJ				Wakio Mitsui DPJ				Kenkō Matsuki DPJ								Tatsumaru Yamaoka DPJ				Miho Takahashi JRP		Miho Takahashi JIP (from 2014)		Takako Suzuki DPJ		Takako Suzuki Ind. (from 2016)		Hiranao Honda CDP				Yutaka Arai CDP				Hiroyuki Nakamura LDP
Rep. Party		Kenji Nakazawa DPJ								Hidenori Sasaki DPJ				Takamori Yoshikawa LDP				Hitomi Kudō DPJ				Shigeaki Katsunuma LDP				Kenkō Matsuki JIP		Kenkō Matsuki DP (from 2016)		Tatsumaru Yamaoka Kibō				Hidemichi Satō Komeito
Rep. Party		Toshiyuki Wanibuchi NFP		Toshiyuki Wanibuchi Lib. (from 1998)		Keiko Yamauchi SDP				Eikō Kaneta LDP				Yukari Iijima LDP				Nobutaka Machimura (resigned 2010) LDP		Hiroshi Imazu LDP		Kōichi Watanabe LDP												Manabu Horii LDP (resigned)		Yusuke Takahashi LDP		Hideyo Kawarada CDP
Rep. Party		Muneo Suzuki LDP						Muneo Suzuki Ind. (resigned from LDP, 2002)		Gaku Ishizaki LDP				Hiroshi Imazu LDP				Tsutomu Takebe LDP				Seiichi Shimizu LDP				Hiroshi Imazu LDP				Takako Suzuki LDP				Hiroshi Kamiya CDP				Jun Mukaiyama LDP
Rep. Party		Takamori Yoshikawa LDP				Hirofumi Iwakura LDP				Takafumi Yamashita LDP				Muneo Suzuki (arrested 2010) NPD						Takahiro Asano NPD		Tomohiro Ishikawa (resigned 2013) NPD		Takako Suzuki NPD		Kazuo Maeda LDP				Toshimitsu Funahashi LDP				Yūko Nakagawa LDP				Hidetake Usuki DPP
Rep. Party		Kōkō Satō LDP			Seat abolished

Election results

2024

2024 results in the Hokkaido PR block

Party		Votes	Swing	%	Seats	+/–
	Constitutional Democratic Party of Japan (CDP)	694,578	29.01	2.43	3	0
	Liberal Democratic Party (LDP)	641,127	26.78	6.82	3	1
	Komeito	253,344	10.58	0.88	1	0
	Democratic Party For the People (DPFP)	192,303	8.03	5.16	1	1
	Reiwa Shinsengumi (Reiwa)	177,620	7.42	3.45	0	0
	Japanese Communist Party (JCP)	169,799	7.09	0.97	0	0
	Japan Innovation Party (Ishin)	96,954	4.05	4.33	0	0
	Conservative Party of Japan (CPJ)	61,903	2.59	New	0	New
	Sanseitō	57,002	2.38	New	0	New
	Social Democratic Party (SDP)	31,134	1.30	0.31	0	0
	Consideration the Euthanasia System	18,455	0.77	1.03	0	0
Total		2,394,219	100.00		8
Invalid votes		60,780	2.48
Turnout		2,454,999	56.15	2.64
Registered voters		4,372,575

2021

2021 results in the Hokkaido PR block

Party		Votes	Swing	%	Seats	+/–
	Liberal Democratic Party (LDP)	863,300	33.60	4.79	4	1
	Constitutional Democratic Party of Japan (CDP)	682,912	26.58	0.20	3	0
	Komeito	294,371	11.46	0.43	1	0
	Japan Innovation Party (Ishin)	215,344	8.38	5.62	0	0
	Japanese Communist Party (JCP)	207,189	8.06	0.45	0	0
	Reiwa Shinsengumi (Reiwa)	102,086	3.97	New	0	New
	Democratic Party For the People (DPFP)	73,621	2.87	New	0	New
	No Party Support	46,142	1.80	New	0	New
	NHK Party	42,916	1.67	New	0	New
	Social Democratic Party (SDP)	41,248	1.61	0.23	0	0
Total		2,569,129	100.00		8
Invalid votes		66,706	2.53
Turnout		2,635,835	58.78	1.51
Registered voters		4,484,166

2017

2017 results in the Hokkaido PR block

Party		Votes	Swing	%	Seats	+/–
	Liberal Democratic Party (LDP)	779,903	28.81	0.98	3	0
	Constitutional Democratic Party of Japan (CDP)	714,032	26.38	New	3	New
	Kibō no Tō	331,463	12.25	New	1	New
	Komeito	298,573	11.03	1.27	1	0
	Japanese Communist Party (JCP)	230,316	8.51	3.58	0	1
	Japan Innovation Party (Ishin)	74,701	2.76	New	0	New
	Social Democratic Party (SDP)	37,374	1.38	0.76	0	0
	New Party Daichi	226,552	8.37	New	0	New
	Happiness Realization Party (HRP)	13,983	0.52	0.03	0	0
Total		2,706,897	100.00		8
Invalid votes		57,224	2.07
Turnout		2,764,121	60.29	3.95
Registered voters		4,584,480

2014

2014 results in the Hokkaido PR block

Party		Votes	Swing	%	Seats	+/–
	Liberal Democratic Party (LDP)	744,748	29.79	3.35	3	0
	Democratic Party of Japan (DPJ)	688,922	27.56	9.33	2	0
	Komeito	307,534	12.30	1.26	1	0
	Japanese Communist Party (JCP)	302,251	12.09	5.10	1	1
	Japan Innovation Party (JIP)	247,342	9.89	2.86	1	0
	Social Democratic Party (SDP)	53,604	2.14	0.29	0	0
	No Party Support	104,854	4.19	New	0	New
	Party for Future Generations	38,342	1.53	New	0	New
	Happiness Realization Party (HRP)	12,267	0.49	0.09	0	0
Total		2,499,864	100.00		8
Invalid votes		62,292	2.43
Turnout		2,562,156	56.34	2.38
Registered voters		4,547,668

2012

2012 results in the Hokkaido PR block

Party		Votes	Swing	%	Seats	+/–
	Liberal Democratic Party (LDP)	692,304	26.44	2.20	3	1
	Democratic Party of Japan (DPJ)	477,356	18.23	22.32	2	2
	New Party Daichi	346,858	13.25	0.22	1	0
	Japan Restoration Party (JRP)	333,760	12.75	New	1	New
	Komeito	289,011	11.04	0.37	1	0
	Japanese Communist Party (JCP)	182,968	6.99	0.27	0	0
	Your Party	155,522	5.94	New	0	New
	Tomorrow Party of Japan (TPJ)	81,838	3.13	New	0	New
	Social Democratic Party (SDP)	48,351	1.85	1.56	0	0
	Happiness Realization Party (HRP)	10,506	0.40	0.21	0	0
Total		2,618,474	100.00		8
Invalid votes		68,557	2.55
Turnout		2,687,031	58.72	14.91
Registered voters		4,575,652

2009

2009 results in the Hokkaido PR block

Party		Votes	Swing	%	Seats	+/–
	Democratic Party of Japan (DPJ)	1,348,318	40.55	6.76	4	1
	Liberal Democratic Party (LDP)	805,895	24.24	4.90	2	1
	New Party Daichi	433,122	13.03	0.41	1	0
	Komeito	354,886	10.67	0.75	1	0
	Japanese Communist Party (JCP)	241,345	7.26	0.22	0	0
	Social Democratic Party (SDP)	113,562	3.42	1.31	0	0
	Happiness Realization Party (HRP)	20,276	0.61	New	0	New
	New Party Essence	7,399	0.22	New	0	New
Total		3,324,803	100.00		8
Invalid votes		66,400	1.96
Turnout		3,391,203	73.63	2.62
Registered voters		4,605,761

2005

2005 results in the Hokkaido PR block

Party		Votes	Swing	%	Seats	+/–
	Democratic Party of Japan (DPJ)	1,090,727	33.79	7.02	3	1
	Liberal Democratic Party (LDP)	940,705	29.14	1.89	3	0
	New Party Daichi	433,938	13.44	New	1	New
	Komeito	368,552	11.42	2.55	1	0
	Japanese Communist Party (JCP)	241,371	7.48	1.49	0	0
	Social Democratic Party (SDP)	152,646	4.73	0.48	0	0
Total		3,227,939	100.00		8
Invalid votes		68,607	2.08
Turnout		3,296,546	71.01	8.08
Registered voters		4,642,310

2003

2003 results in the Hokkaido PR block

Party		Votes	Swing	%	Seats	+/–
	Democratic Party of Japan (DPJ)	1,153,471	40.82	9.58	4	1
	Liberal Democratic Party (LDP)	876,653	31.03	5.47	3	1
	Komeito	394,843	13.97	1.17	1	0
	Japanese Communist Party (JCP)	253,442	8.97	3.72	0	1
	Social Democratic Party (SDP)	147,146	5.21	3.66	0	1
Total		2,825,555	100.00		8
Invalid votes		88,424	3.03
Turnout		2,913,979	62.93	2.59
Registered voters		4,630,154

2000

2000 results in the Hokkaido PR block

Party		Votes	Swing	%	Seats	+/–
	Democratic Party of Japan (DPJ)	898,678	31.24	0.56	3	0
	Liberal Democratic Party (LDP)	735,318	25.56	2.64	2	1
	Komeito	368,198	12.80	New	1	New
	Japanese Communist Party (JCP)	365,061	12.69	2.42	1	0
	Social Democratic Party (SDP)	255,319	8.87	New	1	New
	Liberal Party (LP)	236,301	8.21	New	0	New
	Liberal League (LL)	17,987	0.63	New	0	New
Total		2,876,862	100.00		8	1
Invalid votes		122,134	4.07
Turnout		2,998,996	65.52
Registered voters		4,577,169

1996

1996 results in the Hokkaido PR block

Party		Votes	%	Seats
	Democratic Party (DP)	835,042	31.80	3
	Liberal Democratic Party (LDP)	740,677	28.20	3
	New Frontier Party (NFP)	552,847	21.05	2
	Japanese Communist Party (JCP)	396,923	15.11	1
	New Socialist Party (NSP)	100,807	3.84	0
Total		2,626,296	100.00	9