Era
1939-1945
24
20th century
24
Bombardment, 1945
17
1868-
10
1900-1999
9
1945
9
1938-1945
7
19th century
7
21st century
7
1600-1868
6
Restoration, 1853-1870
6
1900-1986
5
1939 - 1945
5
1945-
5
Meiji period, 1868-1912
5
To 1600
5
Tokugawa period, 1600-1868
5
1912-1945
4
1943-1955
4
20e siècle
4
Shōwa period, 1926-1989
4
Since 1868
4
To 645
4
1794-1858
3
1868-1912
3
1926-1945
3
1929-
3
2011
3
Japanese occupation, 1910-1945
3
Period of civil wars, 1480-1603
3
1185-1600
2
1600 - 1868
2
1760-1849
2
1787-1868
2
17th century
2
1827-1898
2
1853 - 1912
2
1867-1916
2
1896
2
1910-1945
2
1945 (Bombardement)
2
1945-1989
2
1973-
2
2000-2099
2
2003
2
Azuchi-Momoyama period, 1568-1603
2
Heian period, 794-1185
2
Japanese occupation, 1942-1945
2
Since 1945
2
-1615?
1
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