Era
20th century
10
1945-
7
1900-1999
6
Heian period, 794-1185
5
1892-1927
4
1912-1976
4
1978-2000
4
1905-
3
1924-1993
3
21st century
3
Japanese occupation, 1942-1945
3
Since 1945
3
1917-1945
2
1921-1984
2
1939-1945
2
1960-
2
794-1185
2
Japanese occupation, 1910-1945
2
1600-1868
1
1909-1988
1
1921-
1
1952-
1
1957-
1
1958-
1
1972-
1
2000-2099
1
Genroku period, 1688-1704
1
Meiji period, 1868-1912
1