1968 Japanese House of Councillors election

House of Councillors elections were held in Japan on 7 July 1968,^[1] electing half the seats in the House. The Liberal Democratic Party won the most seats, although this marked the first House of Councillors election in the LDP's history in which its share of the popular vote decreased when compared to the election prior to it.

1968 Japanese House of Councillors election

← 1965 7 July 1968 1971 →
126 of the 250 seats in the House of Councillors 126 seats needed for a majority
First party Second party Third party   Leader Eisaku Satō Tomomi Narita Yoshikatsu Takeiri Party LDP Socialist Kōmeitō Seats after 137 65 24 Seat change 3 8 4 Popular vote 20,120,089 8,542,199 6,656,771 Percentage 46.7% 19.8% 15.5% Swing 0.5% 3.6% 1.8%   Fourth party Fifth party   Leader Eiichi Nishimura Kenji Miyamoto Party Democratic Socialist JCP Seats after 10 7 Seat change 3 3 Popular vote 2,578,581 2,146,879 Percentage 6.0% 5.0% Swing 0.1% 0.6%
President of the House of Councillors before election Kenzō Kōno LDP President of the House of Councillors-designate Ken Yasui LDP

Results

Party		National			Constituency			Seats
		Votes	%	Seats	Votes	%	Seats	Not up	Won	Total after	+/–
	Liberal Democratic Party	20,120,089	46.71	21	19,405,546	44.86	48	68	69	137	–3
	Japan Socialist Party	8,542,199	19.83	12	12,617,680	29.17	16	37	28	65	–8
	Komeitō	6,656,771	15.45	9	2,632,528	6.09	4	11	13	24	+4
	Democratic Socialist Party	2,578,581	5.99	4	3,010,089	6.96	3	3	7	10	+3
	Japanese Communist Party	2,146,879	4.98	3	3,577,179	8.27	1	3	4	7	+3
	Other parties	157,501	0.37	0	106,587	0.25	0	0	0	0	0
	Independents	2,872,279	6.67	2	1,910,371	4.42	3	2	5	7	0
Total		43,074,299	100.00	51	43,259,980	100.00	75	124	126	250	–1
Valid votes		43,074,299	94.84		43,259,980	95.24
Invalid/blank votes		2,343,354	5.16		2,161,083	4.76
Total votes		45,417,653	100.00		45,421,063	100.00
Registered voters/turnout		65,886,145	68.93		65,886,145	68.94
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	1	1	1
Akita	1	1
Aomori	1						1
Chiba	2	2
Ehime	1	1
Fukui	1	1
Fukuoka	3	2	1
Fukushima	2	2
Gifu	1	1
Gunma	2	2
Hiroshima	2	1	1
Hokkaido	4	2	2
Hyōgo	3		1	1	1
Ibaraki	2	1	1
Ishikawa	1						1
Iwate	1	1
Kagawa	1	1
Kagoshima	2	2
Kanagawa	2	1	1
Kōchi	1	1
Kumamoto	2	2
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
Okayama	2	1	1
Osaka	3	1		1	1
Saga	1	1
Saitama	2	1	1
Shiga	1		1
Shimane	1	1
Shizuoka	2	2
Tochigi	2	2
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	51	21	12	9	4	3	2
Total	127	69	28	13	7	4	5