Yamaguchi 3rd district

Yamaguchi 3rd district (山口県第3区) is a single-member electoral district for the House of Representatives, the lower house of the National Diet of Japan. It is located in Western Yamaguchi Prefecture and includes Shimonoseki, the largest city in the prefecture.

Yamaguchi 3rd District
Parliamentary constituency for the Japanese House of Representatives
Numbered map of Yamaguchi Prefecture single-member districts
Prefecture	Yamaguchi
Proportional District	Chūgoku
Electorate	342,813 (2023)[1]
Current constituency
Created	1994
Party	LDP
Representative	Yoshimasa Hayashi

Area

• Shimonoseki
• Hagi
• Mine
• Nagato
• Sanyo-Onoda
• Abu Town

Before redistricting in 2022, Shimonoseki and Nagato had been a part of the abolished Yamaguchi 4th district.

List of representatives

Representative	Party		Dates	Notes
Takeo Kawamura		LDP	1996 – 2021	Chief Cabinet Secretary (2008 – 2009)
Yoshimasa Hayashi		LDP	2021 –	Chief Cabinet Secretary (2023 – )

Election results

2024^[2]

Party		Candidate	Votes	%	±%
	LDP	Yoshimasa Hayashi	115,687	69.7	10.2
	Ishin	Hirofumi Itō	32,259	19.4
	JCP	Masako Fukiage	18,105	10.9
Turnout				50.43	0.29
	LDP hold

2021^[3]

Party		Candidate	Votes	%	±%
	LDP （Komeito)	Yoshimasa Hayashi	96,983	76.94	5.62
	CDP	Fumiko Sakamoto	29,073	23.06	5.62
Margin of victory			67,904	53,88	11.25
	LDP hold		Swing	5,62
Turnout				50.14	5.39

2017^[4]

Party		Candidate	Votes	%	±%
	LDP （Komeito）	Takeo Kawamura	103,173	71.3	2.9
	CDP	Fumiko Sakamoto	41,497	28.7	New
Margin of victory			61,676	42.63
Turnout			144,670	55.53	3.33
	LDP hold		Swing	2.9

2014^[4]

Party		Candidate	Votes	%	±%
	LDP （Komeito）	Takeo Kawamura	93,248	68.4	2.4
	DPJ	Noboru Miura	29,329	21.5	2.7
	JCP	Takeshi Fujii	13,818	10.1	0.2
Margin of victory			63,919	46.86
Turnout			136,395	52.20	5.78
	LDP hold		Swing	2.4

2012^[5]

Party		Candidate	Votes	%	±%
	LDP （Komeito）[6]	Takeo Kawamura	107,833	70.8	10.7
	DPJ	Daisuke Nakaya	28,663	18.8	19.5
	JCP	Hitomi Igarashi	15,709	10.3	−
Margin of victory			79,170	52.02
Turnout			152,205	57.98	12.34
	LDP hold		Swing	10.7

2009^[7]

Party		Candidate	Votes	%	±%
	LDP	Takeo Kawamura	115,757	60.1	2.1
	DPJ	Noboru Miura	73,760	38.3	9.0
	HRP	Shuichi Tsuda	3,159	1.6	New
Margin of victory			41,997	21.79
Turnout			192,671	70.32	2.29
	LDP hold		Swing	2.1

2005^[8]

Party		Candidate	Votes	%	±%
	LDP	Takeo Kawamura	118,412	62.2	1.0
	DPJ	Noboru Miura	55,815	29.3	0.4
	JCP	Goto Hiroshi	16,124	8.5	0.6
Margin of victory			62,597	32.88
Turnout			190,351	68.03	4.89
	LDP hold		Swing	1.0

2003^[9]

Party		Candidate	Votes	%	±%
	LDP	Takeo Kawamura	111,658	63.2	4.9
	DPJ	Susumu Iwamoto	50,975	28.9	7.2
	JCP	Teruhisa Tanaka	13,909	7.9	2.3
Margin of victory			60,683	34.37
Turnout			176,542	63.14	1.74
	LDP hold		Swing	4.9

2000^[10]

Party		Candidate	Votes	%	±%
	LDP	Takeo Kawamura	120,527	68.1	1.4
	JCP	Junichiro Iris	38,507	21.7	3.0
	LLJ	Nobuo Sasaki	18,022	10.2	New
Margin of victory			82,020	46.32
Turnout			177,056	64.88	−
	LDP hold		Swing	1.4

1996^[11]

Party		Candidate	Votes	%	±%
	LDP	Takeo Kawamura	108,995	69.5	New
	JCP	Tenmaya Kosei	29,337	18.7	New
	Independent	Nobuo Sasaki	12,834	8.2	New
	Independent	Etsoo Ito	5,599	3.6	New
Margin of victory			79,658	50.81	−
Turnout			156,765	-	−