1947 Japanese House of Councillors election

20 April 1947
250 seats in the House of Councillors 126 seats needed for a majority
First party Second party Third party   Leader Tetsu Katayama Ichirō Hatoyama Ishiguro Takeshige Party Socialist Liberal Democratic Party (Japan, 1947) Seats won 47 38 28 Popular vote 3,479,814 1,360,456 1,508,087 Percentage 16.36% 6.40% 7.09%   Fourth party Fifth party   130x130px 130x130px Leader Takeo Miki Kyuichi Tokuda Party National Cooperative Party Communist Seats won 9 4 Popular vote 549,916 610,948 Percentage 2.59% 2.87%

House of Councillors elections were held in Japan on 20 April 1947. The Japan Socialist Party won more seats than any other party, although independents emerged as the largest group in the House. Most independents joined the Ryokufūkai parliamentary group in the first Diet session making it the largest group, and Ryokufūkai member Tsuneo Matsudaira was elected the first president of the House of Councillors.

Results

By constituency

Prefecture	Total seats	Seats won
		JSP	LP	DP	NCP	JCP	Others	Ind.
Aichi	6		2					4
Akita	2		1					1
Aomori	2			1				1
Chiba	4		1	1				2
Ehime	2	1					1
Fukui	2	1						1
Fukuoka	6	3	1	1				1
Fukushima	4	1		1			1	1
Gifu	2	1						1
Gunma	4	1		3
Hiroshima	4	1						3
Hokkaido	8	2	1					5
Hyōgo	6	1		2			2	1
Ibaraki	4	1	1					2
Ishikawa	2		1	1
Iwate	2							2
Kagawa	2		1		1
Kagoshima	4							4
Kanagawa	4	1	2		1
Kōchi	2		1	1
Kumamoto	4	1	1	2
Kyoto	4	1	2					1
Mie	2						1	1
Miyagi	2	1		1
Miyazaki	2	1						1
Nagano	4	1	1	1	1
Nagasaki	2	1						1
Nara	2				1			1
Niigata	4	1	1					2
Ōita	2		1		1
Okayama	4	1	1			1		1
Osaka	6	2	2	2
Saga	2		1	1
Saitama	4	1	2	1
Shiga	2							2
Shimane	2							2
Shizuoka	4		2					2
Tochigi	4	1		2				1
Tokushima	2						1	1
Tokyo	8	2	3	1				2
Tottori	2						2
Toyama	2		1		1
Wakayama	2							2
Yamagata	2							2
Yamaguchi	2		1					1
Yamanashi	2	1						1
National	100	16	8	6	3	3	6	58
Total	250	45	39	28	9	4	14	111