1968 Japanese House of Councillors election

7 July 1968
126 of the 250 seats in the House of Councillors 126 seats needed for a majority
First party Second party Third party   130x130px 130x130px Leader Eisaku Satō Tomomi Narita Yoshikatsu Takeiri Party Liberal Democratic Socialist Kōmeitō (1962–1998) 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   130x130px 130x130px Leader Eiichi Nishimura Sanzō Nosaka Party Democratic Socialist Communist 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 Liberal Democratic President of the House of Councillors-designate Ken Yasui Liberal Democratic

House of Councillors elections were held in Japan on 7 July 1968, 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.

Results

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