Era
20th century
15
19th century
11
1945-
7
1900-1999
6
1868-1912
5
Since 1945
5
18th century
4
Allied occupation, 1945-1952
4
To 1500
4
1700-1899
3
1600-1868
2
1868-
2
1945-1952
2
1989-
2
21st century
2
Geschichte 1603-1867
2
1008-
1
1185-1600
1
17th century
1
1800-1912
1
1800-1999
1
1804-1853
1
1886-1971
1
1897-1978
1
1926-1945
1
1945-1989
1
1952-
1
2000-2099
1
Geschichte
1
Geschichte 1870-2000
1
Geschichte 1900-1950
1
Geschichte 1918-1941
1
Geschichte 794-1333
1
Heian period, 794-1185
1
Since 1601
1
Since 1800
1
Since 1868
1
Since 1989
1
To 1600
1
To 1868
1
To 1899
1
Tokugawa period, 1600-1868
1