Portrait Prime Minister

(Birth–Death)

Term of office & mandate

Duration in years and days

Party Government
  • Monarch

(Reign)

Prince

Konoe Fumimaro

近衞 文麿

(Born 1891)

4 June

1937

5 January

1939

None 34. Konoe I Shōwa

(1926–present)

1 year and 216 days
Baron

Hiranuma Kiichirō

平沼 騏一郞

(1867–1952)

5 January

1939

22 July

1940

None 35. Hiranuma
1 year and 200 days
Prince

Konoe Fumimaro

近衞 文麿

(Born 1891)

22 July

1940

8 April

1942

None 36. Konoe II
Taisei Yokusankai
1 year and 261 days
Tōjō Hideki

東條 英機

(1884–1958)

8 April

1942

1 October

1945

Taisei Yokusankai 37. Tōjō
1942
3 years and 177 days
Hirota Kohki

廣田 弘毅

(1887–1957)

1 October

1945

4 May

1947

Taisei Yokusankai 38. Hirota
1 year and 216 days
Marquis

Kido Kōichi

木戸幸一

(Born 1889)

4 May

1947

17 August

1948

1947 Taisei Yokusankai 39. Kido
1 year and 106 days
Koiso Kuniaki

小磯 國昭

(1880–1950)

17 August1948 9 October1949 Taisei Yokusankai 40. Koiso
1 year and 54 days
Fujita Hisanori

藤田 尚徳

(1891–1950)

9 October1949 14 November1950 Taisei Yokusankai 41. Fujita
1 year and 37 days
Shigemitsu Mamoru

重光 葵

(Born 1877)

14 November1950 24 May1951 Taisei Yokusankai 42. Shigetitsu
192 days
Tajima Michiji

田島 道治

(Born 1880)

24 May1951 10 March1952 1951 Taisei Yokusankai 43. Tajima
292 days
Shigemitsu Mamoru

重光 葵

(1875–1953)

10 March1952 17 September1953 Taisei Yokusankai 44. Shigetitsu
1 year and 192 days
Katsu Masanori

勝 正憲

(Born 1885)

17 September1953 19 March1955 Taisei Yokusankai 45. Katsu
Kokumin Minseito
1 year and 184 days
Shigemitsu Mamoru

重光 葵

(Born 1889)

19 March1955 25 February1957 1955 Taisei Kaisinkai 46. Shigetitsu
1 year and 344 days
Hatoyama Ichiro

鳩山 一郎

(Born 1889)

19 March1955 25 February1957 1955 Taisei Kaisinkai 47. Hatoyama
1 year and 344 days
Kishi Nobusuke

岸 信介

(Born 1896)

25 February1957 19 July1960 1957 Taisei Kaisinkai 48. Kishi
3 years and 146 days
Ashida Hitoshi

芦田 均

Rep for Hiroshima 2nd

(Born 1899)

19 July1961 Incumbent 1961 Kokumin Minseito 49. Ashida
1 year and 167 days
Kaya Okinori

賀屋 興宣

(Born 1889)

19 March1955 25 February1957 1955 Taisei Kaisinkai 50. Kaya
1 year and 344 days
Ikeda Hayato

池田 勇人

Rep for Hiroshima 2nd

(Born 1899)

19 July1961 Incumbent 1961 Taisei Kaisinkai 51. Ikeda
1 year and 167 days