1971 Japanese House of Councillors election

House of Councillors elections were held in Japan on 27 June 1971,^[1] electing half the seats in the House. The Liberal Democratic Party won the most seats.

1971 Japanese House of Councillors election

← 1968 27 June 1971 1974 →
125 of the 251 seats in the House of Councillors 125 seats needed for a majority
First party Second party Third party   Leader Eisaku Satō Tomomi Narita Yoshikatsu Takeiri Party LDP Socialist Kōmeitō Seats after 134 66 23 Seat change 3 1 1 Popular vote 17,759,395 8,494,264 5,626,293 Percentage 44.5% 21.3% 14.1% Swing 2.2% 2.5% 1.4%   Fourth party Fifth party   Leader Kasuga Ikkō Kenji Miyamoto Party Democratic Socialist JCP Seats after 13 10 Seat change 3 3 Popular vote 2,441,509 3,219,307 Percentage 6.1% 8.1% Swing 0.1% 3.1%
President of the House of Councillors before election Ken Yasui LDP President of the House of Councillors-designate Yasoichi Mori LDP

Results

Party		National			Constituency			Seats
		Votes	%	Seats	Votes	%	Seats	Not up	Won	Total after	+/–
	Liberal Democratic Party	17,759,395	44.47	21	17,727,263	43.95	41	72	62	134	–3
	Japan Socialist Party	8,494,264	21.27	11	12,597,644	31.24	28	27	39	66	+1
	Komeitō	5,626,293	14.09	8	1,391,855	3.45	2	13	10	23	–1
	Japanese Communist Party	3,219,307	8.06	5	4,878,570	12.10	1	4	6	10	+3
	Democratic Socialist Party	2,441,509	6.11	4	1,919,643	4.76	2	7	6	13	+3
	Other parties	48,300	0.12	0	74,739	0.19	0	0	0	0	0
	Independents	2,342,517	5.87	1	1,741,201	4.32	1	3	2	5	–2
Total		39,931,585	100.00	50	40,330,915	100.00	75	126	125	251	+1
Valid votes		39,931,585	94.71		40,330,915	95.65
Invalid/blank votes		2,229,158	5.29		1,833,100	4.35
Total votes		42,160,743	100.00		42,164,015	100.00
Registered voters/turnout		71,177,667	59.23		71,177,667	59.24
Source: Ministry of Internal Affairs and Communications,[1][2] National Diet

By constituency

Constituency	Total seats	Seats won
		LDP	JSP	Kōmeitō	DSP	JCP	Ind.
Aichi	3	2	1
Akita	1		1
Aomori	1	1
Chiba	2	1	1
Ehime	1	1
Fukui	1		1
Fukuoka	3	2	1
Fukushima	2	1	1
Gifu	1		1
Gunma	2	1	1
Hiroshima	2	1	1
Hokkaido	4	2	2
Hyōgo	3	1	1		1
Ibaraki	2	2
Ishikawa	1	1
Iwate	1	1
Kagawa	1		1
Kagoshima	2	1	1
Kanagawa	2	1	1
Kōchi	1	1
Kumamoto	2	1	1
Kyoto	2	1	1
Mie	1	1
Miyagi	1		1
Miyazaki	1	1
Nagano	2	1	1
Nagasaki	1	1
Nara	1	1
Niigata	2	1	1
Ōita	1		1
Okinawa	1	1
Okayama	2	1	1
Osaka	3	1	1	1
Saga	1	1
Saitama	2	1	1
Shiga	1	1
Shimane	1		1
Shizuoka	2	1	1
Tochigi	2	1	1
Tokushima	1						1
Tokyo	4	1		1	1	1
Tottori	1	1
Toyama	1	1
Wakayama	1	1
Yamagata	1	1
Yamaguchi	1	1
Yamanashi	1		1
National	50	21	11	8	4	5	1
Total	126	63	39	10	6	6	2