Saitama at-large district

Saitama at-large district
埼玉県選挙区
Parliamentary constituency for the House of Councillors
Prefecture	Saitama
Electorate	6,170,471 (as of September 2022) [1]
Current constituency
Created	1947
Seats	8
Councillors	Class of 2019:   Toshiharu Furukawa   Hiroto Kumagai   Katsuo Yakura   Gaku Ito Class of 2022:   Masakazu Sekiguchi   Kiyoshi Ueda   Makoto Nishida   Mari Takagi

Saitama at-large district is a three-member constituency of the House of Councillors, the upper house of the national Diet of Japan. It consists of Saitama and elects three Councillors for six-year terms every three years by single non-transferable vote.

Until a reapportionment in the 1990s, effective in the 1995 and 1998 Councillors elections, Saitama was a two-member district electing a total of four Councillors.

Recent election results

2025: Saitama at-large 4 seats ^[2]

Party		Candidate	Votes	%	±%
	LDP	Toshiharu Furukawa	573,114	16.78	7.29
	DPP	Kumiko Ehara	535,706	15.69	new
	CDP	Hiroto Kumagai	480,330	14.06	0.65
	Sanseitō	Tsutomu Ōtsu	465,278	13.62	10.65
	Komeito (LDP)	Katsuo Yakura	441,613	12.93	2.85
	JCP	Gaku Itō	227,488	6.66	1.18
	Reiwa	Nanae Sakurai	198,936	5.82	1.79
	Ishin	Miyumi Ryūno	150,475	4.41	6.33
	CPJ	Tetsunobu Ishihama	129,130	3.78	new
	Team Mirai	Kazuko Mutō	83,957	2.46	new
	Social Democratic	Tamaki Takai	50,335	1.47
	Anti-NHK	Shinichi Yamada	26,469	0.78
	Shinseikai	Yūka Masuyama	25,312	0.74	new
	Independent	Yoshihide Saitō	19,190	0.56	new
	Reform Party	Daisaku Tsumura	7,992	0.23	new
Turnout				56.88	6.63
Registered electors			6,127,388		18,684
Party total seats			Won	Total	Change
	Liberal Democratic		1	2
	Constitutional Democratic		1	2
	Democratic Party For the People		1	1	1
	Sanseitō		1	1	1
	Kōmeitō		0	1	1
	Independent		0	1
	Communist		0	0	1
Total			4	8	N/A

2010 ^[3]

Party		Candidate	Votes	%	±%
	LDP	Masakazu Sekiguchi	655,028	20.6
	Kōmeitō	Makoto Nishida	594,678	18.7
	DPJ	Motohiro Ōno	557,398	17.5
	DPJ	Chiyako Shimada	544,381	17.1
	YP	Tsukasa Kobayashi	416,663	13.1
	JCP	Gaku Itō	207,957	6.5
	NRP	Kōji Nakagawa	84,897	2.7
	SDP	Fumihiro Himori	72,185	2.3
	Independent	Kōsei Hasegawa	37,731	1.2
	HRP	Hirotoshi Inda	9,536	0.3
Turnout			3,246,247	55.83

2007 ^[4]

Party		Candidate	Votes	%	±%
	DPJ	Kuniko Kōda	745,517	23.5
	LDP	Toshiharu Furukawa	684,270	21.6
	DPJ	Ryūji Yamane	665,063	21.0
	Kōmeitō	Hiroshi Takano	623,723	19.7
	JCP	Sumiko Ayabe	277,440	8.7
	SDP	Etsuko Matsuzawa	104,403	3.3
	PNP	Tetsuo Sawada	72,756	2.3
Turnout			3,227,638	56.35

Historical Councillors elected from Saitama

Class of 1947/1953/...				Election Year	Class of 1950/1956/...
#1 (1947: #1. 6 Year Term)	#2 (1947: #2, 6 Year Term) (1992: #3, 3 Year Term)	#3	#4		#1 (1947: #3, 3-year term)	#2 (1947: #4, 3-year term)	#3	#4
Eizo Kobayashi (LP)	Yataro Hiranuma (LP)			1947	Katsumasa Amada (JSP)	Kazue Ishikawa (DP)
				1950	Yoshio Matsunaga † 1955 (JSP)	Shokichi Uehara (LP)
Eizo Kobayashi (Yoshida LP)	Katsumasa Amada (Right JSP)			1953
				1955 by el.	Ryusaku Endo (Indep.)
				1956	Yuichi Osawa # 1960 (LDP)	Shokichi Uehara (LDP)
Eizo Kobayashi (LDP)	Katsumasa Amada † 1965 (JSP)			1959
				1960 by el.	Kanzo Oizumi (LDP)
				1962	Shokichi Uehara (LDP)	Hideyuki Seya (JSP)
Katsuji Mori (JSP)	Yoshio Tsuchiya (LDP)			1965
				1968
Yoshio Tsuchiya (Liberal Democratic Party (Japan))	Katsuji Mori (JSP)			1971
				1974	Hideyuki Seya (JSP)	Shokichi Uehara (LDP)
	Juro Morita (NLC)			1977
				1980	Ryoko Nao (LDP)	Hideyuki Seya (JSP)
				1983
				1986	Hideyuki Seya (JSP)	Ryoko Nao (LDP)
Hajime Fukuda (JSP)	Yoshio Tsuchiya # 1992 (Indep.)			1989
	Taizo Sato (LDP)			1991 by-el.		Noriyuki Sekine (LDP)
				1992 (including by-el.)	Noriyuki Sekine (LDP)	Hideyuki Seya (JSP)
Hiroshi Takano (NFP)		Sachiyo Abe (JCP)		1995
				1998	Takujiro Hamada # 2003 (Indep.)	Renzo Togashi (JCP)	Toshio Fuji (DPJ)
Taizo Sato (Liberal Democratic Party (Japan))	Hiroshi Takano (Komeito)	Ryuji Yamane (DPJ)		2001
				2003 by-el.	Masakazu Sekiguchi (LDP)
				2004	Chiyako Shimada (DPJ)	Masakazu Sekiguchi (LDP)	Makoto Nishida (Komeito)
Kuniko Koda (DPJ)	Toshiharu Furukawa (LDP)			2007
				2010	Masakazu Sekiguchi (LDP)	Makoto Nishida (Komeito)	Motohiro Ōno (DPJ)
Toshiharu Furukawa (LDP)	Katsuo Yakura (Komeito)	Kuniko Koda (Your Party)		2013
				2016		Motohiro Ōno # 2019 (DPJ)	Makoto Nishida (Komeito)
	Hiroto Kumagai (CDP)	Katsuo Yakura (Komeito)	Gaku Ito (JCP)	2019
				2019 by-el.		Kiyoshi Ueda (Indepen.)
				2022				Mari Takagi (CDP)

Party affiliations as of election day; #: resigned to run in Saitama gubernatorial election; †: died in office.

References

House of Councillors: Alphabetical list of former Councillors

1. "総務省｜令和4年9月1日現在選挙人名簿及び在外選挙人名簿登録者数" [Ministry of Internal Affairs and Communications - Number of registered voters as of 1 September 2022] (in Japanese). Retrieved 2023-01-04.
2. "埼玉選挙区 - 第27回参議院議員選挙 2025年（参議院議員通常選挙）2025年07月20日投票 ｜ 選挙ドットコム". 選挙ドットコム (in Japanese). Retrieved 2025-07-27.
3. 参議院>第22回参議院議員選挙>埼玉選挙区. go2senkyo.com ザ･選挙 (in Japanese). Voice Japan. Retrieved 2012-02-02.
4. 参議院>第21回参議院議員選挙>埼玉選挙区. go2senkyo.com ザ･選挙 (in Japanese). Voice Japan. Retrieved 2012-02-02.