Tokyo 13th district

Tokyo 13th District
Tokyo 13th District
Parliamentary constituency ; for the Japanese House of Representatives
	Numbered map of inner Tokyo single-member districts
Prefecture	Tokyo
Proportional District	Tokyo
Current constituency
Created	1994
Seats	One
Party	Liberal Democratic
Representative	Shin Tsuchida
Wards	Part of Adachi

Last updated July 04, 2025

Tokyo's 13th district is a single-member constituency of the House of Representatives, the lower house of the national Diet of Japan.^[1]

List of representatives

Election	Representative		Notes
1996 ^[2]	Ichirō Kamoshita	New Frontier
2000 ^[3]	Ichirō Kamoshita	Liberal Democratic
2003 ^[4]	Masamitsu Jojima	Democratic
2005 ^[5]	Ichirō Kamoshita	Liberal Democratic
2009 ^[6]	Tairo Hirayama [ ja ]	Democratic	^[a]
		Independent
		People's New
		Tax Cuts Japan
		Independent
2012 ^[14]	Ichirō Kamoshita	Liberal Democratic
2014 ^[15]
2017 ^[16]
2021 ^[17]	Shin Tsuchida	Liberal Democratic

Election results

2024
Party		Candidate	Votes	%	±%
	LDP	Shin Tsuchida	75,050	39.62	9.69
	DPP	Yōsuke Mori	58,385	30.82	2.72
	JCP	Shingo Sawada	29,004	15.31	2.43
	Ishin	Junbei Shigeta	26,989	14.25
Turnout			189,428	50.70	0.18

2021 ^[17]
Party		Candidate	Votes	%	±%
	Liberal Democratic (endorsed by Komeito)	Shin Tsuchida	115,669	49.31
	CDP	Tomohiko Kitajo	78,665	33.54	New
	Communist	Shingo Sawada	30,204	12.88
	Independent	Hidetaka Watanabe	5,985	2.55	New
	Independent	Magomi Hashimoto	4,039	1.72	New
Majority			37,004	15.77
Registered electors			480,247
Turnout				50.88	3.06
	LDP hold

2017 ^[16]
Party		Candidate	Votes	%	±%
	Liberal Democratic (endorsed by Komeito)	Ichirō Kamoshita (incumbent)	120,744	55.23
	CDP	Tomohiko Kitajo	67,070	30.68	New
	Communist	Motoki Sobue	30,807	14.09
Majority			53,674	24.55
Registered electors			472,423
Turnout				47.82	2.14
	LDP hold

2014 ^[15]
Party		Candidate	Votes	%	±%
	Liberal Democratic (endorsed by Komeito)	Ichirō Kamoshita (incumbent)	113,036	55.55
	Democratic	Takako Hasegawa	43,028	21.14
	Communist	Motoki Sobue	35,518	17.45
	Future Generations	Tomoyuki Wada	11,915	5.86	New
Majority			70,008	34.41
Registered electors			422,015
Turnout				49.96	7.32
	LDP hold

2012 ^[14]
Party		Candidate	Votes	%	±%
	Liberal Democratic (endorsed by Komeito)	Ichirō Kamoshita (PR seat incumbent)	115,797	50.31
	Restoration	Hiroshi Kawaguchi	46,947	20.40	New
	Democratic (endorsed by PNP)	Naoki Fujio	26,438	11.49
	Communist	Motoki Sobue	23,091	10.03
	Tomorrow	Masaki Honda	17,906	7.78	New
Majority			68,850	29.91
Registered electors			418,668
Turnout				57.28	5.54
	LDP gain from Independent

2009 ^[6]
Party		Candidate	Votes	%	±%
	Democratic (endorsed by PNP)	Tairo Hirayama [ ja ]	114,653	44.90
	Liberal Democratic (endorsed by Komeito)	Ichirō Kamoshita (incumbent) (won PR seat)	111,590	43.70
	Communist	Shuji Watanabe	26,259	10.28
	Happiness Realization	Kazumasa Fujiyama	2,873	1.13	New
Majority			3,063	1.20
Registered electors			414,724
Turnout				62.82	1.27
	Democratic gain from LDP

2005 ^[5]
Party		Candidate	Votes	%
	Liberal Democratic	Ichirō Kamoshita (PR seat incumbent)	129,586	53.82
	Democratic	Masamitsu Jojima (incumbent)	80,378	33.38
	Communist	Tomoko Tamura	30,806	12.79
Majority			49,208	20.44
Turnout				61.55
	LDP gain from Democratic

2003 ^[4]
Party		Candidate	Votes	%
	Democratic	Masamitsu Jojima (PR seat incumbent)	90,277	43.58
	Liberal Democratic	Ichirō Kamoshita (incumbent) (won PR seat)	88,254	42.61
	Communist	Tomoko Tamura	28,605	13.81
Majority			2,023	0.97
Turnout
	Democratic gain from LDP

2000 ^[3]
Party		Candidate	Votes	%	±%
	Liberal Democratic	Ichirō Kamoshita (incumbent)	90,567	42.04
	Democratic	Masamitsu Jojima (PR seat incumbent) (won PR seat)	52,996	24.60	New
	Communist	Rikukai Sasaki [ ja ] (PR seat incumbent)	48,349	22.44
	Liberal	Hideyuki Hayami	23,526	10.92	New
Majority			37,571	17.44
Turnout
	LDP hold

1996 ^[2]
Party		Candidate	Votes	%	±%
	New Frontier	Ichirō Kamoshita	70,697	35.02	New
	Liberal Democratic	Nobuyoshi Kondo [ ja ]	65,191	32.30	New
	Communist	Kenichi Suzuki	41,918	20.77	New
	Democratic	Kikuko Suzuki [ ja ]	24,044	11.91	New
Majority			5,506	2.72
Turnout
	New Frontier win (new seat)

References

↑ "総務省｜平成28年9月2日現在選挙人名簿及び在外選挙人名簿登録者数". 総務省 (in Japanese). Retrieved 2021-12-15.
1 2 "第41回衆議院議員選挙 - 東京13区". Senkyo.com (in Japanese). Retrieved 2023-10-29.
1 2 "第42回衆議院議員選挙 - 東京13区". Senkyo.com (in Japanese). Retrieved 2023-10-29.
1 2 "第43回衆議院議員選挙 - 東京13区". Senkyo.com (in Japanese). Retrieved 2023-10-29.
1 2 "第44回衆議院議員選挙 - 東京13区". the Asahi Shinbun (in Japanese). Retrieved 2023-10-29.
1 2 "第45回衆議院議員選挙 - 東京13区". the Asahi Shinbun (in Japanese). Retrieved 2023-10-29.
↑ "民主・平山泰朗議員が離党届「石原新党」へ合流か". Sankei Shimbun. 2012-04-11. Archived from the original on 2012-07-16.
↑ "消費増税法案:平山議員が民主離党届". Mainichi Shimbun. 2012-04-11. Archived from the original on 2012-04-11.
↑ "民主・平山泰朗衆院議員、離党届を提出". Yomiuri Shimbun. 2012-04-11. Archived from the original on 2012-04-13.
↑ "民主、木内・平山衆院議員の離党届を受理". Yomiuri Shimbun. 2012-05-08. Archived from the original on 2012-05-10.
↑ "元民主・平山氏が国民新党に入党". The Nikkei. 2012-10-01. Retrieved 2019-12-02.
↑ "国民新・平山氏が「脱原発」に合流". The Nikkei. 2012-11-26. Retrieved 2012-11-27.
↑ "脱原発、２０人の１次公認を発表". The Asahi Shimbun. 2012-11-26. Retrieved 2019-12-02.
1 2 "開票結果小選挙区東京". Yomiuri Shimbun (in Japanese). Retrieved 2023-10-29.
1 2 "2014衆院選:衆議院選挙:選挙アーカイブス:NHK選挙WEB". NHK (in Japanese). Retrieved 2023-10-29.
1 2 "2017衆院選:衆議院選挙:選挙アーカイブス:NHK選挙WEB". Yomiuri Shimbun (in Japanese). Retrieved 2023-10-08.
1 2 "2021年衆議院総選挙　東京13区". NHK (in Japanese). Retrieved 2023-10-08.

↑ On April 11, 2012, Hirayama submitted a notice of resignation from the party to the Democratic Party in protest at the Noda Cabinet's proposal to gradually raise the Consumption tax.^[7]^[8]^[9] Hirayama became an independent after his resignation from the Party was accepted on May 8.^[10] On October 1 of the same year, he joined the People's New Party.^[11] On November 26, he left the People's New Party with Shizuka Kamei and joined the formation of Tax Cuts Japan.^[12] He had planned to run as a candidate for Tax Cuts Japan from the Kyushu proportional representation block,^[13] but he gave up running in the general election because Tax Cuts Japan was dissolved after being absorbed by the Tomorrow Party and the Tomorrow Party did not nominate Hirayama as a candidate.

This page is based on this Wikipedia article
Text is available under the CC BY-SA 4.0 license; additional terms may apply.
Images, videos and audio are available under their respective licenses.

[1] "総務省｜平成28年9月2日現在選挙人名簿及び在外選挙人名簿登録者数". 総務省 (in Japanese). Retrieved 2021-12-15.

[elect96-2] 1 2 "第41回衆議院議員選挙 - 東京13区". Senkyo.com (in Japanese). Retrieved 2023-10-29.

[elect00-3] 1 2 "第42回衆議院議員選挙 - 東京13区". Senkyo.com (in Japanese). Retrieved 2023-10-29.

[elect03-4] 1 2 "第43回衆議院議員選挙 - 東京13区". Senkyo.com (in Japanese). Retrieved 2023-10-29.

[elect05-5] 1 2 "第44回衆議院議員選挙 - 東京13区". the Asahi Shinbun (in Japanese). Retrieved 2023-10-29.

[elect09-6] 1 2 "第45回衆議院議員選挙 - 東京13区". the Asahi Shinbun (in Japanese). Retrieved 2023-10-29.

[7] "民主・平山泰朗議員が離党届「石原新党」へ合流か". Sankei Shimbun. 2012-04-11. Archived from the original on 2012-07-16.

[8] "消費増税法案:平山議員が民主離党届". Mainichi Shimbun. 2012-04-11. Archived from the original on 2012-04-11.

[9] "民主・平山泰朗衆院議員、離党届を提出". Yomiuri Shimbun. 2012-04-11. Archived from the original on 2012-04-13.

[10] "民主、木内・平山衆院議員の離党届を受理". Yomiuri Shimbun. 2012-05-08. Archived from the original on 2012-05-10.

[11] "元民主・平山氏が国民新党に入党". The Nikkei. 2012-10-01. Retrieved 2019-12-02.

[12] "国民新・平山氏が「脱原発」に合流". The Nikkei. 2012-11-26. Retrieved 2012-11-27.

[13] "脱原発、２０人の１次公認を発表". The Asahi Shimbun. 2012-11-26. Retrieved 2019-12-02.

[elect12-15] 1 2 "開票結果小選挙区東京". Yomiuri Shimbun (in Japanese). Retrieved 2023-10-29.

[elect14-16] 1 2 "2014衆院選:衆議院選挙:選挙アーカイブス:NHK選挙WEB". NHK (in Japanese). Retrieved 2023-10-29.

[elect17-17] 1 2 "2017衆院選:衆議院選挙:選挙アーカイブス:NHK選挙WEB". Yomiuri Shimbun (in Japanese). Retrieved 2023-10-08.

[elect21-18] 1 2 "2021年衆議院総選挙　東京13区". NHK (in Japanese). Retrieved 2023-10-08.

[14] On April 11, 2012, Hirayama submitted a notice of resignation from the party to the Democratic Party in protest at the Noda Cabinet's proposal to gradually raise the Consumption tax.^[7]^[8]^[9] Hirayama became an independent after his resignation from the Party was accepted on May 8.^[10] On October 1 of the same year, he joined the People's New Party.^[11] On November 26, he left the People's New Party with Shizuka Kamei and joined the formation of Tax Cuts Japan.^[12] He had planned to run as a candidate for Tax Cuts Japan from the Kyushu proportional representation block,^[13] but he gave up running in the general election because Tax Cuts Japan was dissolved after being absorbed by the Tomorrow Party and the Tomorrow Party did not nominate Hirayama as a candidate.

[1]

[2]

[3]

[4]

[5]

[6]

[a]

[14]

[15]

[16]

[17]

[7]

[8]

[9]

[10]

[11]

[12]

[13]

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 : Banri Kaieda, Tokyo 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

Tokyo 13th District
Parliamentary constituency for the Japanese House of Representatives
Numbered map of inner Tokyo single-member districts
Prefecture	Tokyo
Proportional District	Tokyo
Current constituency
Created	1994
Seats	One
Party	Liberal Democratic
Representative	Shin Tsuchida
Wards	Part of Adachi

Tokyo 13th district

Contents

List of representatives

Election results

References