Chiba 13th district

Chiba 13th district
Chiba 13th district
Parliamentary constituency; for the Japanese House of Representatives
	Numbered map of the Chiba Prefecture single seats
Prefecture	Chiba
Proportional District	Southern Kanto
Electorate	418,377
Current constituency
Created	2002
Seats	One
Party	LDP
Representatives	Hisashi Matsumoto
Municipalities	Cities of Abiko, Inzai, Kamagaya, Shiroi, and Tomisato District of Iba

PrefectureChiba

Proportional DistrictSouthern Kanto

Electorate418,377^[1]

Created2002

Chiba 13th district (千葉県第13区, Chiba-ken dai-ju-sanku or simply 千葉13区, Chiba-ju-sanku) is a single-member constituency of the House of Representatives in the national Diet of Japan located in Chiba Prefecture.

From 2012 until 2021, the district was represented by LDP-member Takaki Shirasuka. Shirasuka left the party after it was revealed he visited a hostess club in Tokyo after a state of emergency had been declared due to the Covid-19 pandemic.^[2]

[1]

[2]

Election	Representative		Notes
2003^[9]	Yukio Jitsukawa	LDP
2005^[10]	Yukio Jitsukawa	LDP
2009^[11]	Yasuhiko Wakai [ja]	Democratic
2012^[12]	Takaki Shirasuka [ja]	LDP
2014^[13]
2017^[14]			Shirasuka left the LDP because of the scandal.
2017^[14]		Independent
2021^[15]	Hisashi Matsumoto	LDP
2024^[16]
2026

Party		Candidate	Votes	%	±%
	LDP	Hisashi Matsumoto (Incumbent)	121,796	53.9	10.1
	Centrist Reform	Shin Miyakawa [ja]	72,234	31.9	10.3
	Sanseitō	Megu Nakaya (elected in S. Kanto PR block)	32,098	14.2	5.3
Registered electors			416,687
Turnout				55.55	1.53
	LDP hold

Party		Candidate	Votes	%	±%
	LDP	Hisashi Matsumoto (Incumbent)	96,024	43.77	1.30
	CDP	Shin Miyakawa [ja] (Won PR seat)	92,501	42.16	6.33
	Sanseitō	Megumi Nakaya	19,582	8.93	New
	JCP	Sueto Kashiwazaki	11,287	5.14	N/A
Majority			3,523	1.61
Registered electors			417,408
Turnout				54.02	0.47
	LDP hold

Party		Candidate	Votes	%	±%
	LDP	Hisashi Matsumoto	100,227	45.07	0.77
	CDP	Shin Miyakawa [ja]	79,687	35.83	New
	Ishin	Kiyoshi Shimizu [ja]	42,473	19.10	New
Majority			20,540	9.24
Registered electors			416,857
Turnout				54.49	3.70
	LDP gain from Independent

Party		Candidate	Votes	%	±%
	LDP	Takaki Shirasuka [ja] (Incumbent)	93,081	45.84	5.06
	CDP	Shin Miyakawa [ja] (Won PR seat)	57,431	28.28	New
	Kibō no Tō	Tomohiko Mizuno [ja]	31,887	15.70	New
	JCP	Kazuko Saito	20,679	10.18	4.70
Majority			35,650	17.56
Registered electors			410,959
Turnout				50.79	0.11
	LDP hold

Chiba 13th district

Since 2022

2017 - 2022

2013 - 2017

2002 - 2013

List of representatives

Election results

2026

2024

2021

2017

2014

2012

2009

2005

2003

References

Related Articles

Chiba 13th district
Parliamentary constituency for the Japanese House of Representatives
Numbered map of the Chiba Prefecture single seats
Prefecture	Chiba
Proportional District	Southern Kanto
Electorate	418,377^[1]
Current constituency
Created	2002
Seats	One
Party	LDP
Representatives	Hisashi Matsumoto
Municipalities	Cities of Abiko, Inzai, Kamagaya, Shiroi, and Tomisato District of Iba

Party		Candidate	Votes	%	±%
	LDP	Takaki Shirasuka [ja] (Incumbent)	96,294	50.90	9.88
	Democratic	Yasuhiko Wakai [ja]	64,725	34.22	6.56
	JCP	Katsutoshi Nakagawa	28,147	14.88	7.36
Majority			31,569	16.68
Registered electors			388,076
Turnout				50.90	7.24
	LDP hold

Party		Candidate	Votes	%	±%
	LDP	Takaki Shirasuka [ja]	75,152	41.02	2.11
	Democratic	Yasuhiko Wakai [ja] (Incumbent) (Won PR seat)	50,666	27.66	29.36
	Restoration	Tamotsu Shiiki [ja] (Won PR seat)	40,471	22.09	New
	JCP	Tomoyuki Satake	13,769	7.52	N/A
	Happiness Realization	Yuzo Furukawa	3,134	1.71	0.36
Majority			24,486	13.36
Registered electors			329,571
Turnout				58.14	7.92
	LDP gain from Democratic

Party		Candidate	Votes	%	±%
	Democratic	Yasuhiko Wakai [ja]	118,062	57.02	18.42
	LDP	Yukio Jitsukawa (Incumbent)	80,573	38.91	15.50
	Happiness Realization	Hiroaki Ishii	4,293	2.07	New
	Independent	Kenzo Tachibana	4,127	2.00	New
Majority			37,489	18.11
Registered electors			321,969
Turnout				66.06	0.35
	Democratic gain from LDP

Party		Candidate	Votes	%	±%
	LDP	Yukio Jitsukawa (Incumbent)	106,994	54.41	6.11
	Democratic	Yasuhiko Wakai [ja]	75,909	38.60	6.33
	JCP	Choei Ino	13,756	6.99	0.22
Majority			31,085	15.81
Registered electors			305,244
Turnout				65.71	7.64
	LDP hold

Party		Candidate	Votes	%	±%
	LDP	Yukio Jitsukawa	81,625	48.30	*New*
	Democratic	Yasuhiko Wakai [ja] (Won PR seat)	75,927	44.93	New
	JCP	Choei Ino	11,435	6.77	New
Majority			5,698	3.37
Registered electors			299,034
Turnout				58.07
	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: Fukushiro Nukaga, Ibaraki 2nd Vice Speaker of the House of Representatives of Japan: Kōichirō Genba, Fukushima 2nd
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