Osaka 4th district

Osaka 4th district
Osaka 4th district
Parliamentary constituency; for the Japanese House of Representatives
	Numbered map of the Osaka city single seats
Prefecture	Osaka
Proportional District	Kinki
Electorate	417,674
Current constituency
Created	1994
Seats	One
Party	Ishin
Representative	Teruo Minobe [ja]
Municipalities	Fukushima-ku, Jōtō-ku, Kita-ku, and Miyakojima-ku of Osaka.

PrefectureOsaka

Proportional DistrictKinki

Electorate417,674^[1]

Created1994

Osaka 4th district (大阪府第4区, Osaka-fu dai-yonku or simply 大阪4区, Osaka-yonku ) is a single-member constituency of the House of Representatives in the national Diet of Japan located in Osaka Prefecture.

[1]

Election	Representative
1996^[5]	Tadashi Maeda	New Frontier
1996^[5]	Tadashi Maeda	Reform Club
2000^[6]	Masaaki Nakayama	LDP
2003^[7]	Osamu Yoshida	Democratic
2005^[8]	Yasuhide Nakayama	LDP
2009^[9]	Osamu Yoshida	Democratic
2012^[10]	Masatoshi Murakami	Restoration
2012^[10]	Masatoshi Murakami	Innovation
2014^[11]	Yasuhide Nakayama	LDP
2017^[12]	Yasuhide Nakayama	LDP
2021^[13]	Teruo Minobe [ja]	Ishin
2024^[14]
2026

Party		Candidate	Votes	%	±%
	Ishin	Teruo Minobe [ja]	87,309	37.2	5.95
	LDP	Yasuhide Nakayama (elected in Kinki PR block)	71,040	30.3	0.7
	DPP	Tadashi Okamoto	28,240	12.0
	Sanseitō	Miki Fujita	24,019	10.2	1.1
	JCP	Minori Yamada	19,832	8.4	6.9
	Mushozoku Rengō	Kazuya Hashiguchi	4,299	1.8
Registered electors			416,717
Turnout				58.87	4.50
	Ishin hold

Party		Candidate	Votes	%	±%
	Ishin	Teruo Minobe	94,129	43.14
	LDP	Yasuhide Nakayama	64,424	29.53
	JCP	Tadashi Shimizu	33,585	15.39
	Sanseitō	Yōji Kurokawa	20,038	9.18	New
	Independent	Sanae Terakawa	6,008	2.75	New
Majority			29,705	13.61
Registered electors			414,741
Turnout				54.37	3.96
	Ishin hold

Party		Candidate	Votes	%	±%
	Ishin	Teruo Minobe	107,585	46.15
	LDP	Yasuhide Nakayama	72,835	31.24
	CDP	Osamu Yoshida	28,254	12.12	New
	JCP	Tadashi Shimizu	24,469	10.50
Majority			34,750	14.91
Registered electors			408,256
Turnout				58.33	8.59
	Ishin gain from LDP

Party		Candidate	Votes	%	±%
	LDP	Yasuhide Nakayama	80,083	42.29
	Ishin	Teruo Minobe	72,446	38.26	New
	JCP	Tadashi Shimizu	36,825	19.45
Majority			7,637	4.03
Registered electors			390,850
Turnout				49.74	0.50
	LDP hold

Osaka 4th district

Since 2017

1994 - 2017

List of representatives

Election results

2026

2024

2021

2017

2014

2012

2009

2005

2003

2000

1996

References

Related Articles

Osaka 4th district
Parliamentary constituency for the Japanese House of Representatives
Numbered map of the Osaka city single seats
Prefecture	Osaka
Proportional District	Kinki
Electorate	417,674^[1]
Current constituency
Created	1994
Seats	One
Party	Ishin
Representative	Teruo Minobe [ja]
Municipalities	Fukushima-ku, Jōtō-ku, Kita-ku, and Miyakojima-ku of Osaka.

Party		Candidate	Votes	%	±%
	LDP	Yasuhide Nakayama	82,538	38.87
	Innovation	Hirofumi Yoshimura (Won PR seat)	74,101	34.90	New
	JCP	Tadashi Shimizu (Won PR seat)	31,478	14.83
	Independent	Osamu Yoshida	24,213	11.40	New
Majority			8,437	3.97
Registered electors			434,977
Turnout				50.24
	LDP gain from Innovation

Party		Candidate	Votes	%	±%
	Restoration	Masatoshi Murakami	95,452	38.64	*New*
	LDP	Yasuhide Nakayama (Won PR seat)	89,894	36.39
	Democratic	Osamu Yoshida	30,563	12.37
	JCP	Tadashi Shimizu	25,694	10.40
	Social Democratic	Yukihiro Inoue	5,438	2.20	New
Majority			5,558	2.25
Registered electors
Turnout
	Restoration gain from Democratic

Party		Candidate	Votes	%	±%
	Democratic	Osamu Yoshida	135,411	50.81
	LDP	Yasuhide Nakayama	98,576	36.98
	JCP	Yoshio Hasegawa	28,432	10.67
	Happiness Realization	Yoshikazu Haruyama	4,111	1.54	New
Majority			36,835	13.83
Registered electors
Turnout
	Democratic gain from LDP

Party		Candidate	Votes	%
	LDP	Yasuhide Nakayama	132,072	52.25
	Democratic	Osamu Yoshida	91,756	36.30
	JCP	Yoshio Hasegawa	28,931	11.45
Majority			40,316	15.95
Registered electors
Turnout
	LDP gain from Democratic

Party		Candidate	Votes	%
	Democratic	Osamu Yoshida	92,470	44.79
	LDP	Yasuhide Nakayama (Won PR seat)	87,187	42.24
	JCP	Yoshio Hasegawa	26,776	12.97
Majority			5,283	2.55
Registered electors
Turnout
	Democratic gain from LDP

Party		Candidate	Votes	%	±%
	LDP	Masaaki Nakayama	63,290	30.71
	Democratic	Osamu Yoshida	54,038	26.22	New
	JCP	Yoshio Hasegawa	36,804	17.86
	Reform Club (Japan)	Tadashi Maeda	34,476	16.73	New
	Liberal	Fumiyoshi Murakami	17,450	8.47	New
Majority			9,252	4.49
Registered electors
Turnout
	LDP gain from Reform Club (Japan)

Party		Candidate	Votes	%	±%
	New Frontier	Tadashi Maeda	76,297	38.97	*New*
	LDP	Masaaki Nakayama (Won PR seat)	66,127	33.78	New
	JCP	Tomoko Yamanaka	47,904	24.47	New
	Independent	Seiichi Kato	5,439	2.78	New
Majority			10,170	5.19
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