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250 seats in theHouse of Councillors 126 seats needed for a majority | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
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 Results of the election, showing the winning candidates in each prefecture and the national block. | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
House of Councillors elections were held inJapan on 20 April 1947.[1] TheJapan Socialist Party won more seats than any other party, although independents emerged as the largest group in the House. Most independents joined theRyokufūkai parliamentary group in the first Diet session making it the largest group, and Ryokufūkai memberTsuneo Matsudaira was elected the first president of the House of Councillors.
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|---|---|---|---|---|---|---|---|---|
| Party | National | Constituency | Total seats | |||||
| Votes | % | Seats | Votes | % | Seats | |||
| Japan Socialist Party | 3,479,814 | 16.36 | 17 | 4,901,341 | 22.23 | 30 | 47 | |
| Democratic Party | 1,508,087 | 7.09 | 6 | 2,989,132 | 13.56 | 22 | 28 | |
| Liberal Party | 1,360,456 | 6.40 | 8 | 3,769,704 | 17.10 | 30 | 38 | |
| Japanese Communist Party | 610,948 | 2.87 | 3 | 825,304 | 3.74 | 1 | 4 | |
| National Cooperative Party | 549,916 | 2.59 | 3 | 978,522 | 4.44 | 6 | 9 | |
| Other parties | 1,063,253 | 5.00 | 6 | 1,058,032 | 4.80 | 7 | 13 | |
| Independents | 12,698,698 | 59.70 | 57 | 7,527,191 | 34.14 | 54 | 111 | |
| Total | 21,271,172 | 100.00 | 100 | 22,049,226 | 100.00 | 150 | 250 | |
| Valid votes | 21,271,172 | 85.24 | 22,049,226 | 89.83 | ||||
| Invalid/blank votes | 3,684,218 | 14.76 | 2,497,308 | 10.17 | ||||
| Total votes | 24,955,390 | 100.00 | 24,546,534 | 100.00 | ||||
| Registered voters/turnout | 40,958,588 | 60.93 | 40,164,180 | 61.12 | ||||
| Source: Ministry of Internal Affairs and Communications | ||||||||
| 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 |
