Japan

539–

217 recorded officeholder spells across 4 offices, led today by Sanae Takaichi (PM, since 2024-11-11), with Naruhito (Monarch).

How they got the job: the 2026 election → · full election history →

is an editorial flag: associated with atrocities against civilians, systemic subversion of the constitutional order, or a criminal conviction (political persecutions and annulled convictions excluded). It is a curated list, not a measurement, so a name without one has not been cleared of anything. Hover a badge for the reason on file. marks a monarch.

Emperor

Name	From	To
Naruhito	2019	present
Akihito	1989	2019
Shōwa (Hirohito)	1926	1989
Taishō	1912	1926
Meiji	1867	1912
Kōmei	1846	1867
Ninkō	1817	1846
Kōkaku	1780	1817
Go-Momozono	1771	1780
Momozono	1747	1762
Sakuramachi	1735	1747
Nakamikado	1709	1735
Higashiyama	1687	1709
Reigen	1663	1687
Go-Sai	1655	1663
Go-Kōmyō	1643	1655
Go-Mizunoo	1611	1629
Go-Yōzei	1586	1611
Ōgimachi	1557	1586
Go-Nara	1526	1557
Go-Kashiwabara	1500	1526
Go-Tsuchimikado	1464	1500
Go-Hanazono	1428	1464
Shōkō	1412	1428
Go-Komatsu	1392	1412
Go-Kameyama	1383	1392
Chōkei	1368	1383
Go-Murakami	1339	1368
Go-Daigo	1318	1339
Hanazono	1308	1318
Go-Nijō	1301	1308
Go-Fushimi	1298	1301
Fushimi	1287	1298
Go-Uda	1274	1287
Kameyama	1260	1274
Go-Fukakusa	1246	1260
Go-Saga	1242	1246
Shijō	1232	1242
Chūkyō	1221	1221
Go-Horikawa	1221	1232
Juntoku	1210	1221
Tsuchimikado	1198	1210
Go-Toba	1183	1198
Antoku	1180	1183
Takakura	1168	1180
Rokujō	1165	1168
Nijō	1158	1165
Go-Shirakawa	1155	1158
Konoe	1142	1155
Sutoku	1123	1142
Toba	1107	1123
Horikawa	1087	1107
Shirakawa	1073	1087
Go-Sanjō	1068	1073
Go-Reizei	1045	1068
Go-Suzaku	1036	1045
Go-Ichijō	1016	1036
Sanjō	1011	1016
Ichijō	0986	1011
Kazan	0984	0986
En'yū	0969	0984
Reizei	0967	0969
Murakami	0946	0967
Suzaku	0930	0946
Daigo	0897	0930
Uda	0887	0897
Kōkō	0884	0887
Yōzei	0876	0884
Seiwa	0858	0876
Montoku	0850	0858
Ninmyō	0833	0850
Junna	0823	0833
Saga	0809	0823
Heizei	0806	0809
Kanmu	0781	0806
Kōnin	0770	0781
Junnin	0758	0764
Shōmu	0724	0749
Monmu	0697	0707
Tenmu	0673	0687
Kōbun	0672	0673
Tenji	0662	0672
Kōtoku	0645	0655
Jomei	0629	0642
Sushun	0587	0593
Yōmei	0586	0587
Bidatsu	0572	0586
Kinmei	0539	0572

Empress

Name	From	To
Go-Sakuramachi	1762	1771
Meishō	1629	1643
Shōtoku	0764	0770
Kōken	0749	0758
Genshō	0715	0724
Genmei	0707	0715
Jitō	0687	0697
Saimei	0655	0662
Kōgyoku	0642	0645
Suiko	0593	0629

Shogun

Name	From	To
Tokugawa Yoshinobu	1866	1868
Tokugawa Iemochi	1858	1866
Tokugawa Iesada	1853	1858
Tokugawa Ieyoshi	1837	1853
Tokugawa Ienari	1787	1837
Tokugawa Ieharu	1760	1787
Tokugawa Ieshige	1745	1760
Tokugawa Yoshimune	1716	1745
Tokugawa Ietsugu	1713	1716
Tokugawa Ienobu	1709	1713
Tokugawa Tsunayoshi	1680	1709
Tokugawa Ietsuna	1651	1680
Tokugawa Iemitsu	1623	1651
Tokugawa Hidetada	1605	1623
Tokugawa Ieyasu	1603	1605
Ashikaga Yoshihide	1568	1568
Ashikaga Yoshiaki	1568	1573
Ashikaga Yoshiteru	1547	1568
Ashikaga Yoshiharu	1522	1547
Ashikaga Yoshitane	1508	1522
Ashikaga Yoshizumi	1495	1508
Ashikaga Yoshitane	1490	1495
Ashikaga Yoshihisa	1474	1490
Ashikaga Yoshimasa	1449	1474
Ashikaga Yoshikatsu	1442	1449
Ashikaga Yoshinori	1429	1442
Ashikaga Yoshikazu	1423	1429
Ashikaga Yoshimochi	1395	1423
Ashikaga Yoshimitsu	1369	1395
Ashikaga Yoshiakira	1359	1369
Ashikaga Takauji	1338	1359
Prince Morikuni	1308	1333
Prince Hisaaki	1289	1308
Prince Koreyasu	1266	1289
Prince Munetaka	1252	1266
Kujō Yoritsugu	1244	1252
Kujō Yoritsune	1226	1244
Minamoto no Sanetomo	1203	1226
Minamoto no Yoriie	1202	1203
Minamoto no Yoritomo	1192	1202

Prime Minister

Name	From	To
Sanae Takaichi	2024	present
Ishiba Shigeru	2024	2024
Kishida Fumio	2021	2024
Suga Yoshihide	2020	2021
Abe Shinzo	2012	2020
Noda Yoshihiko	2011	2012
Kan Naoto	2010	2011
Hatoyama Yukio	2009	2010
Aso Taro	2008	2009
Fukuda Yasuo	2007	2008
Abe Shinzo	2006	2007
Koizumi Junichiro	2001	2006
Mori Yoshiro	2000	2001
Obuchi Keizo	1998	2000
Hashimoto Ryutaro	1996	1998
Murayama Tomiichi	1994	1996
Hata Tsutomu	1994	1994
Hosokawa Morihiro	1993	1994
Miyazawa Kiichi	1991	1993
Kaifu Toshiki	1989	1991
Uno Sosuke	1989	1989
Takeshita Noboru	1987	1989
Nakasone Yasuhiro	1982	1987
Suzuki Zenko	1980	1982
Ohira Masayoshi	1978	1980
Fukuda Takeo	1976	1978
Miki Takeo	1974	1976
Tanaka Kakuei	1972	1974
Sato Eisaku	1964	1972
Ikeda Hayato	1960	1964
Kishi Nobusuke	1957	1960
Ishibashi Tanzan	1956	1957
Hatoyama Ichiro	1954	1956
Yoshida Shigeru	1948	1954
Ashida Hitoshi	1948	1948
Katayama Tetsu	1947	1948
Yoshida Shigeru	1946	1947
Shidehara Kijuro	1945	1946
Higashikuni Naruhiko	1945	1945
Suzuki Kantaro	1945	1945
Koiso Kuniaki	1944	1945
Tojo Hideki	1941	1944
Konoe Fumimaro	1940	1941
Yonai Mitsumasa	1940	1940
Abe Nobuyuki	1939	1940
Hiranuma Kiichiro	1939	1939
Konoe Fumimaro	1937	1939
Hayashi Senjuro	1937	1937
Hirota Koki	1936	1937
Okada Keisuke	1934	1936
Saito Makoto	1932	1934
Inukai Tsuyoshi	1931	1932
Wakatsuki Reijiro	1931	1931
Hamaguchi Osachi	1929	1931
Tanaka Giichi	1927	1929
Wakatsuki Reijiro	1926	1927
Kato Takaakira	1924	1926
Kiyoura Keigo	1924	1924
Yamamoto Gonnohyoe	1923	1924
Kato Tomosaburo	1922	1923
Takahashi Korekiyo	1921	1922
Hara Takashi	1918	1921
Terauchi Masatake	1916	1918
Okuma Shigenobu	1914	1916
Yamamoto Gonnohyoe	1913	1914
Katsura Taro	1912	1913
Saionji Kinmochi	1911	1912
Katsura Taro	1908	1911
Saionji Kinmochi	1906	1908
Katsura Taro	1901	1906
Ito Hirobumi	1900	1901
Yamagata Aritomo	1898	1900
Ito Hirobumi	1897	1898
Matsukata Masayoshi	1896	1897
Ito Hirobumi	1892	1896
Matsukata Masayoshi	1891	1892
Yamagata Aritomo	1889	1891
Kuroda Kiyotaka	1888	1889
Ito Hirobumi	1885	1888