Saitama 1st district

Saitama 1st district
Saitama 1st district
Parliamentary constituency; for the Japanese House of Representatives
	Numbered map of Saitama Prefecture single-member districts
Prefecture	Saitama
Proportional District	Northern Kanto
Electorate	384,548
Current constituency
Created	1994
Seats	One
Party	Liberal Democratic
Representative	Hideki Murai
Municipalities	Midori-ku, Minuma, and Urawa-ku of Saitama City.

PrefectureSaitama

Proportional DistrictNorthern Kanto

Electorate384,548^[1]

Created1994

Saitama 1st district (埼玉県第1区, Saitama-ken dai-ikku or simply 埼玉1区, Saitama-ken ikku ) is a single-member constituency of the House of Representatives in the national Diet of Japan located in Saitama Prefecture.

[1]

Election	Representative
1996^[10]	Hikaru Matsunaga	Liberal Democratic
2000^[11]	Koichi Takemasa	Democratic
2003^[12]
2005^[13]
2009^[14]
2012^[15]	Hideki Murai	Liberal Democratic
2014^[16]
2017^[17]
2021^[18]
2024
2026

Party		Candidate	Votes	%	±%
	LDP	Hideki Murai	121,002	55.7	14.2
	Centrist Reform	Koichi Takemasa	67,980	31.3	8.6
	Sanseitō	Shirō Sugamata	21,329	9.8
	Independent	Kazuki Haneda	7,115	3.3
Registered electors			387,337
Turnout				57.30	2.55
	LDP hold

Party		Candidate	Votes	%	±%
	Liberal Democratic (endorsed by Komeito)	Hideki Murai (incumbent)	85,347	41.46	6.12
	CDP	Koichi Takemasa (elected in N. Kanto PR)	82,134	39.90	1.83
	Innovation	Asanome Yoshihide	19,039	9.25	0.07
	Communist	Yukiko Yano	15,106	7.34	New
	NHK	Tokuji Nakajima	4,234	2.06	New
Majority			3,213	1.56	7.95
Registered electors			385,255
Turnout			205,860	54.75	0.73
	LDP hold

Party		Candidate	Votes	%	±%
	Liberal Democratic (endorsed by Komeito)	Hideki Murai (incumbent)	120,856	47.58
	CDP	Koichi Takemasa	96,690	38.07	New
	Innovation	Gosuke Yoshimura	23,670	9.32
	Independent	Manami Sato	11,540	4.54	New
	Independent	Tokuji Nakajima	1,234	0.49	New
Majority			24,166	9.51
Registered electors			465,306
Turnout				55.48	3.63
	LDP hold

Party		Candidate	Votes	%	±%
	Liberal Democratic (endorsed by Komeito)	Hideki Murai (incumbent)	106,699	46.88
	Kibō no Tō	Koichi Takemasa (PR seat incumbent)	75,716	33.27	New
	Communist	Megumi Toba	33,593	14.76
	Innovation	Kiyoto Kohiyama	11,577	5.09	New
Majority			30,983	13.61
Registered electors			449,270
Turnout				51.85	1.38
	LDP hold

Saitama 1st district

since 2022

2017 - 2022

2013 - 2017

2003 - 2013

2002 - 2003

1994 - 2002

List of representatives

Election results

2026

2024

2021

2017

2014

2012

2009

2005

2003

2000

1996

References

Related Articles

Timelines

Top Qs

Fact Checks

Saitama 1st district
Parliamentary constituency for the Japanese House of Representatives
Numbered map of Saitama Prefecture single-member districts
Prefecture	Saitama
Proportional District	Northern Kanto
Electorate	384,548^[1]
Current constituency
Created	1994
Seats	One
Party	Liberal Democratic
Representative	Hideki Murai
Municipalities	Midori-ku, Minuma, and Urawa-ku of Saitama City.

Party		Candidate	Votes	%	±%
	Liberal Democratic (endorsed by Komeito)	Hideki Murai (incumbent)	105,760	46.93
	Democratic	Koichi Takemasa (PR seat incumbent) (won PR seat)	82,857	36.77
	Communist	Toshio Matsumura	28,259	12.54
	Social Democratic	Sho Matsumoto	8,492	3.77
Majority			22,903	10.16
Registered electors			435,352
Turnout				53.23	4.90
	LDP hold

Party		Candidate	Votes	%	±%
	Liberal Democratic (endorsed by Komeito)	Hideki Murai	96,242	39.74
	Democratic (endorsed by PNP)	Koichi Takemasa (incumbent) (won PR seat)	76,583	31.62
	Your (endorsed by JRP)	Takayoshi Hiiro	42,451	17.53	New
	Communist	Shinji Aoyagi	18,503	7.64
	Social Democratic	Yasumasa Kawakami	8,396	3.47	N/A
Majority			19,659	8.12
Registered electors			428,119
Turnout				58.13	7.18
	LDP gain from Democratic

Party		Candidate	Votes	%	±%
	Democratic	Koichi Takemasa (incumbent)	163,973	60.91
	Liberal Democratic (endorsed by Komeito)	Zenjiro Kaneko (PR seat incumbent)	77,988	28.97
	Communist	Gaku Ito	23,623	8.78
	Happiness Realization	Hirotada Utsumi	3,615	1.34	New
Majority			85,985	31.94
Registered electors			419,401
Turnout				65.31	0.02
	Democratic hold

Party		Candidate	Votes	%	±%
	Democratic	Koichi Takemasa (incumbent)	115,262	44.20
	Liberal Democratic	Zenjiro Kaneko (won PR seat)	112,340	43.08	N/A
	Communist	Gaku Ito	19,319	7.41
	Social Democratic	Masayo Ikeda	13,869	5.32
Majority			2,922	1.12
Registered electors			405,970
Turnout				65.29	11.73
	Democratic hold

Party		Candidate	Votes	%	±%
	Democratic	Koichi Takemasa (incumbent)	117,587	56.27
	New Conservative	Zenjiro Kaneko (PR seat incumbent)	59,910	28.67	New
	Communist	Gaku Ito	16,257	7.78
	Social Democratic	Takeo Amatatsu	8,960	4.29
	Party for New Deal	Setsuo Yamaguchi	6,237	2.98	New
Majority			57,677	27.60
Turnout				53.56	4.61
	Democratic hold

Party		Candidate	Votes	%	±%
	Democratic	Koichi Takemasa	105,783	42.65	New
	Liberal Democratic	Hikaru Matsunaga (incumbent)	87,358	35.22
	Communist	Ryoji Yoshino	34,973	14.10
	Social Democratic	Takeo Amatatsu	19,887	8.02	New
Majority			18,425	7.43
Turnout				58.17	3.77
	Democratic gain from LDP

Party		Candidate	Votes	%	±%
	Liberal Democratic	Hikaru Matsunaga	85,109	38.96	New
	New Frontier	Takujiro Hamada [ja]	79,930	36.59	New
	Communist	Renzo Togashi [ja]	46,243	21.17	New
	Liberal League	Satoshi Nakagōri	7,177	3.29	New
Majority			5,179	2.37
Turnout				54.40
	LDP win (new seat)

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