This is a list of prime ministers of Japan by time in office.
Of the 64 past prime ministers, six served more than 5 years while twenty served less than a year. Itō Hirobumi became the first Japanese prime minister in 1885 and is the only person to have served on four separate occasions. Shinzo Abe is the longest-serving prime minister with over eight years on two separate occasions, while Prince Naruhiko Higashikuni is the shortest-serving at eight weeks. Katsura Tarō was the longest-serving prime minister in the Imperial period (1885–1947) and the only person to have served on three separate occasions.
Rank | Prime Minister | Party | Start | End | Tenure length (term) | Tenure length (total) | Reason for exit | Ref. | ||
---|---|---|---|---|---|---|---|---|---|---|
1 | Shinzo Abe | Liberal Democratic | 26 September 2006 | 26 September 2007 | 1 year, 1 day | 8 years, 267 days | Resigned due to illness | [1] | ||
26 December 2012 | 16 September 2020 | 7 years, 266 days | Resigned due to illness | |||||||
2 | Katsura Tarō | Military (Army) | 2 June 1901 | 7 January 1906 | 4 years, 220 days | 7 years, 330 days | Resigned | [1] | ||
14 July 1908 | 30 August 1911 | 3 years, 48 days | Resigned | |||||||
Independent | 21 December 1912 | 20 February 1913 | 62 days | Resigned | ||||||
3 | Eisaku Satō | Liberal Democratic | 9 November 1964 | 7 July 1972 | 7 years, 242 days | Resigned | [1] | |||
4 | Itō Hirobumi | Independent | 22 December 1885 | 30 April 1888 | 2 years, 131 days | 7 years, 164 days | Resigned | [1] | ||
8 August 1892 | 31 August 1896 | 4 years, 24 days | Resigned | |||||||
12 January 1898 | 30 June 1898 | 170 days | Resigned | |||||||
Rikken Seiyūkai | 19 October 1900 | 10 May 1901 | 204 days | Resigned | ||||||
5 | Shigeru Yoshida | Liberal | 22 May 1946 | 24 May 1947 | 1 year, 3 days | 7 years, 60 days | Defeated in election | [1] | ||
Democratic Liberal | 15 October 1948 | 10 December 1954 | 6 years, 57 days | Resigned | ||||||
Liberal | ||||||||||
6 | Junichiro Koizumi | Liberal Democratic | 26 April 2001 | 26 September 2006 | 5 years, 154 days | Resigned | [1] | |||
7 | Yasuhiro Nakasone | Liberal Democratic | 27 November 1982 | 6 November 1987 | 4 years, 345 days | Resigned | [1] | |||
8 | Hayato Ikeda | Liberal Democratic | 19 July 1960 | 9 November 1964 | 4 years, 114 days | Resigned due to illness | [1] | |||
9 | Saionji Kinmochi | Rikken Seiyūkai | 7 January 1906 | 14 July 1908 | 2 years, 190 days | 3 years, 304 days | Resigned | [1] | ||
30 August 1911 | 21 December 1912 | 1 year, 114 days | Resigned | |||||||
10 | Nobusuke Kishi | Liberal Democratic | 31 January 1957 | 19 July 1960 | 3 years, 171 days | Resigned | [1] | |||
11 | Yamagata Aritomo | Military (Army) | 24 December 1889 | 6 May 1891 | 1 year, 134 days | 3 years, 115 days | Resigned | [1] | ||
8 November 1898 | 19 October 1900 | 1 year, 346 days | Resigned | |||||||
12 | Hara Takashi | Rikken Seiyūkai | 29 September 1918 | 4 November 1921 | 3 years, 37 days | Assassinated | [1] | |||
13 | Fumio Kishida | Liberal Democratic | 4 October 2021 | 1 October 2024 | 2 years, 364 days | Resigned | [1] [2] | |||
14 | Ōkuma Shigenobu | Kenseitō | 30 June 1898 | 8 November 1898 | 132 days | 2 years, 309 days | Resigned | [1] | ||
Rikken Dōshikai | 16 April 1914 | 9 October 1916 | 2 years, 177 days | Resigned | ||||||
15 | Fumimaro Konoe | Independent | 4 June 1937 | 5 January 1939 | 1 year, 216 days | 2 years, 305 days | Resigned | [1] | ||
Independent | 16 July 1940 | 18 October 1941 | 1 year, 95 days | Resigned | ||||||
Imperial Rule Assistance Association | ||||||||||
16 | Hideki Tojo | Imperial Rule Assistance Association | 18 October 1941 | 22 July 1944 | 2 years, 279 days | Resigned | [1] | |||
17 | Matsukata Masayoshi | Independent | 6 May 1891 | 8 August 1892 | 1 year, 95 days | 2 years, 212 days | Resigned | [1] | ||
18 September 1896 | 12 January 1898 | 1 year, 117 days | Resigned | |||||||
18 | Ryutaro Hashimoto | Liberal Democratic | 11 January 1996 | 30 July 1998 | 2 years, 201 days | Resigned | [1] | |||
19 | Kakuei Tanaka | Liberal Democratic | 7 July 1972 | 9 December 1974 | 2 years, 156 days | Resigned | [1] | |||
20 | Zenkō Suzuki | Liberal Democratic | 17 July 1980 | 27 November 1982 | 2 years, 134 days | Resigned | [1] | |||
21 | Toshiki Kaifu | Liberal Democratic | 10 August 1989 | 5 November 1991 | 2 years, 88 days | Resigned | [1] | |||
22 | Tanaka Giichi | Rikken Seiyūkai | 20 April 1927 | 2 July 1929 | 2 years, 74 days | Resigned | [1] | |||
23 | Saitō Makoto | Military (Navy) | 26 May 1932 | 8 July 1934 | 2 years, 44 days | Resigned | [1] | |||
24 | Takeo Miki | Liberal Democratic | 9 December 1974 | 24 December 1976 | 2 years, 16 days | Lack of majority after election | [1] | |||
25 | Ichirō Hatoyama | Japan Democratic | 10 December 1954 | 23 December 1956 | 2 years, 14 days | Resigned | [1] | |||
Liberal Democratic | ||||||||||
26 | Terauchi Masatake | Military (Army) | 9 October 1916 | 29 September 1918 | 1 year, 356 days | Resigned | [1] | |||
27 | Takeo Fukuda | Liberal Democratic | 24 December 1976 | 7 December 1978 | 1 year, 349 days | Resigned | [1] | |||
28 | Wakatsuki Reijirō | Kenseikai | 30 January 1926 | 20 April 1927 | 1 year, 81 days | 1 year, 325 days | Resigned | [1] | ||
Rikken Minseitō | 14 April 1931 | 13 December 1931 | 244 days | Resigned | ||||||
29 | Hamaguchi Osachi | Rikken Minseitō | 2 July 1929 | 14 April 1931 | 1 year, 287 days | Resigned due to injury | [1] | |||
30 | Kiichi Miyazawa | Liberal Democratic | 5 November 1991 | 9 August 1993 | 1 year, 278 days | Lack of majority after election | [1] | |||
31 | Keizō Obuchi | Liberal Democratic | 30 July 1998 | 5 April 2000 | 1 year, 251 days | Resigned due to illness | [1] | |||
32 | Keisuke Okada | Military (Navy) | 8 July 1934 | 9 March 1936 | 1 year, 246 days | Resigned | [1] | |||
33 | Katō Takaaki | Kenseikai | 11 June 1924 | 28 January 1926 | 1 year, 232 days | Died | [1] | |||
34 | Noboru Takeshita | Liberal Democratic | 6 November 1987 | 3 June 1989 | 1 year, 210 days | Resigned | [1] | |||
35 | Tomiichi Murayama | Socialist | 30 June 1994 | 11 January 1996 | 1 year, 196 days | Resigned | [1] | |||
36 | Masayoshi Ōhira | Liberal Democratic | 7 December 1978 | 12 June 1980 | 1 year, 189 days | Died | [1] | |||
37 | Yamamoto Gonnohyōe | Military (Navy) | 20 February 1913 | 16 April 1914 | 1 year, 56 days | 1 year, 184 days | Resigned | [1] | ||
2 September 1923 | 7 January 1924 | 128 days | Resigned | |||||||
38 | Kuroda Kiyotaka | Military (Army) | 30 April 1888 | 25 October 1889 | 1 year, 179 days | Resigned | [1] | |||
39 | Yoshihiko Noda | Democratic | 2 September 2011 | 26 December 2012 | 1 year, 116 days | Defeated in election | [1] | |||
40 | Naoto Kan | Democratic | 8 June 2010 | 2 September 2011 | 1 year, 87 days | Resigned | [1] | |||
41 | Katō Tomosaburō | Military (Navy) | 12 June 1922 | 24 August 1923 | 1 year, 74 days | Died | [1] | |||
42 | Yoshirō Mori | Liberal Democratic | 5 April 2000 | 26 April 2001 | 1 year, 22 days | Resigned | [1] | |||
43 | Yoshihide Suga | Liberal Democratic | 16 September 2020 | 4 October 2021 | 1 year, 19 days | Resigned | [1] | |||
44 | Yasuo Fukuda | Liberal Democratic | 26 September 2007 | 24 September 2008 | 365 days | Resigned | [1] | |||
45 | Tarō Asō | Liberal Democratic | 24 September 2008 | 16 September 2009 | 358 days | Defeated in election | [1] | |||
46 | Kōki Hirota | Independent | 9 March 1936 | 2 February 1937 | 331 days | Resigned | [1] | |||
47 | Tetsu Katayama | Socialist | 24 May 1947 | 10 March 1948 | 292 days | Resigned | [1] | |||
48 | Yukio Hatoyama | Democratic | 16 September 2009 | 8 June 2010 | 266 days | Resigned | [1] | |||
49 | Morihiro Hosokawa | New | 9 August 1993 | 28 April 1994 | 263 days | Resigned | [1] | |||
50 | Kuniaki Koiso | Imperial Rule Assistance Association | 22 July 1944 | 7 April 1945 | 260 days | Resigned | [1] | |||
51 | Hiranuma Kiichirō | Independent | 5 January 1939 | 30 August 1939 | 238 days | Resigned | [1] | |||
52 | Kijūrō Shidehara | Independent | 9 October 1945 | 22 May 1946 | 226 days | Defeated in election | [1] | |||
53 | Hitoshi Ashida | Democratic | 10 March 1948 | 15 October 1948 | 220 days | Resigned | [1] | |||
54 | Takahashi Korekiyo | Rikken Seiyūkai | 13 November 1921 | 12 June 1922 | 212 days | Resigned | [1] | |||
55 | Mitsumasa Yonai | Military (Navy) | 16 January 1940 | 22 July 1940 | 189 days | Resigned | [1] | |||
56 | Kiyoura Keigo | Independent | 7 January 1924 | 11 June 1924 | 157 days | Defeated in election | [1] | |||
57 | Inukai Tsuyoshi | Rikken Seiyūkai | 13 December 1931 | 15 May 1932 | 155 days | Assassinated | [1] | |||
58 | Nobuyuki Abe | Military (Army) | 30 August 1939 | 16 January 1940 | 140 days | Resigned | [1] | |||
59 | Kantarō Suzuki | Imperial Rule Assistance Association | 7 April 1945 | 17 August 1945 | 133 days | Resigned | [1] | |||
Independent | ||||||||||
60 | Senjūrō Hayashi | Military (Army) | 2 February 1937 | 4 June 1937 | 123 days | Resigned | [1] | |||
61 | Shigeru Ishiba | Liberal Democratic | 1 October 2024 | Incumbent | 69 days [a] | Incumbent | ||||
62 | Sōsuke Uno | Liberal Democratic | 3 June 1989 | 10 August 1989 | 69 days | Resigned | [1] | |||
63 | Tanzan Ishibashi | Liberal Democratic | 23 December 1956 | 25 February 1957 | 65 days | Resigned due to illness | [1] | |||
64 | Tsutomu Hata | Renewal | 28 April 1994 | 30 June 1994 | 64 days | Resigned | [1] | |||
65 | Prince Naruhiko Higashikuni | Imperial Family | 17 August 1945 | 9 October 1945 | 54 days | Resigned | [1] |
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