Osaka 13th district

Osaka 13th district
Osaka 13th district
Parliamentary constituency; for the Japanese House of Representatives
	Numbered map of the Osaka Prefecture single seats
Prefecture	Osaka
Proportional District	Kinki
Electorate	396,307
Current constituency
Created	1994
Seats	One
Party	Ishin
Representative	Ryohei Iwatani
Municipalities	Higashiōsaka.

PrefectureOsaka

Proportional DistrictKinki

Electorate396,307^[1]

Created1994

Osaka 13th district (大阪府第13区, Osaka-fu dai-ju-sanku or simply 大阪13区, Osaka-ju-sanku ) is a single-member constituency of the House of Representatives in the national Diet of Japan located in Osaka Prefecture.

[1]

Election	Representative
1996^[4]	Akira Nishino	New Frontier
		Liberal
		New Conservative
		LDP
2000^[5]	Masajuro Shiokawa	LDP
2003^[6]	Akira Nishino	LDP
2005^[7]
2009^[8]
2012^[9]	Kōichi Nishino	Restoration
2012^[9]	Kōichi Nishino	PFG
2014^[10]	Kōichi Munekiyo	LDP
2017^[11]	Kōichi Munekiyo	LDP
2021^[12]	Ryohei Iwatani	Ishin
2024^[13]
2026

Party		Candidate	Votes	%	±%
	Ishin	Ryohei Iwatani	77,433	37.9	4.0
	LDP	Kōichi Munekiyo (elected in Kinki PR block)	65,193	31.9	4.6
	Centrist Reform	Hiranao Honda	26,573	13.0
	Sanseitō	Akitsuna Tatsuoka	14,949	7.3
	JCP	Terumi Takarai	10,197	5.0	4.8
	Reiwa	Ai Yahata	10,097	4.9	6.8
Registered electors			394,984
Turnout				53.54	3.99
	Ishin hold

Party		Candidate	Votes	%	±%
	Ishin	Ryohei Iwatani	79,898	41.91
	LDP	Kōichi Munekiyo	69,600	36.51
	Reiwa	Ai Yahata (elected in Kinki PR block)	22,482	11.79	New
	JCP	Terumi Takarai	18,657	9.79
Majority			10,298	5.40
Registered electors			395,868
Turnout				49.55	3.88
	Ishin hold

Party		Candidate	Votes	%	±%
	Ishin	Ryohei Iwatani	101,857	48.47
	LDP	Kōichi Munekiyo (Won PR seat)	85,321	40.60
	JCP	Junichi Kamino	22,982	10.94
Majority			16,536	7.87
Registered electors			400,235
Turnout				53.43	7.80
	Ishin gain from LDP

Party		Candidate	Votes	%	±%
	LDP	Kōichi Munekiyo	74,662	41.19
	Ishin	Yoshiaki Hoshino	52,033	28.71	New
	Independent	Kōichi Nishino	23,584	13.01	New
	JCP	Yoshikazu Nagaoka	16,399	9.05
	CDP	Hideki Kan	14,568	8.04	New
Majority			22,629	12.48
Registered electors			404,319
Turnout				45.63	3.23
	LDP hold

Osaka 13th district

Since 1994

List of representatives

Election results

2026

2024

2021

2017

2014

2012

2009

2005

2003

2000

1996

References

Related Articles

Osaka 13th district
Parliamentary constituency for the Japanese House of Representatives
Numbered map of the Osaka Prefecture single seats
Prefecture	Osaka
Proportional District	Kinki
Electorate	396,307^[1]
Current constituency
Created	1994
Seats	One
Party	Ishin
Representative	Ryohei Iwatani
Municipalities	Higashiōsaka.

Party		Candidate	Votes	%	±%
	LDP	Kōichi Munekiyo	91,931	49.31
	Future Generations	Kōichi Nishino	61,136	32.79	New
	JCP	Emiko Aratani	33,384	17.90
Majority			30,795	16.52
Registered electors			397,435
Turnout				48.86
	LDP gain from Future Generations

Party		Candidate	Votes	%	±%
	Restoration	Kōichi Nishino	109,756	51.46	*New*
	LDP	Sohei Kamiya	58,465	27.41
	JCP	Hatsuyo Terayama	25,538	11.97
	Democratic	Toshikazu Higuchi	16,389	7.68	N/A
	Independent	Kōichi Sarata	3,131	1.47	New
Majority			51,291	24.05
Registered electors
Turnout
	Restoration gain from LDP

Party		Candidate	Votes	%	±%
	LDP	Akira Nishino	107,807	43.45
	People's New	Junko Shiraishi	90,453	36.46	New
	JCP	Hidekatsu Yoshii (Won PR seat)	45,716	18.43
	Happiness Realization	Tomokazu Ikuta	4,116	1.66	New
Majority			17,354	6.99
Registered electors
Turnout
	LDP hold

Party		Candidate	Votes	%
	LDP	Akira Nishino	141,141	58.09
	Democratic	Takashi Fuke	60,791	25.02
	JCP	Hidekatsu Yoshii (Won PR seat)	41,017	16.88
Majority			80,350	33.07
Registered electors
Turnout
	LDP hold

Party		Candidate	Votes	%
	LDP	Akira Nishino	97,311	49.67
	Democratic	Junichiro Okamoto	65,164	33.26
	JCP	Hidekatsu Yoshii (Won PR seat)	33,446	17.07
Majority			32,147	16.41
Registered electors
Turnout
	LDP hold

Party		Candidate	Votes	%	±%
	LDP	Masajuro Shiokawa	109,614	53.32
	JCP	Hidekatsu Yoshii (Won PR seat)	55,096	26.80
	Democratic	Junichiro Okamoto	35,759	17.39	New
	Liberal League	Yoshio Sato	5,115	2.49	New
Majority			54,518	26.52
Registered electors
Turnout
	LDP hold

Party		Candidate	Votes	%	±%
	New Frontier	Akira Nishino	90,784	41.35	*New*
	LDP	Masajuro Shiokawa	83,254	37.92	New
	JCP	Kiyoshi Ukegawa	33,399	15.21	New
	Democratic	Isao Aida	12,123	5.52	New
Majority			7,530	3.43
Registered electors
Turnout
	New Frontier 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