Era
20th century
117
Tokugawa period, 1600-1868
84
1945-
81
1564-1616
51
1939-1945
47
1900-1999
45
Japanese occupation, 1910-1945
45
1600-1868
42
1584-1645
26
16th century
23
Period of civil wars, 1480-1603
23
1926-1945
21
Heian period, 794-1185
19
17th century
18
1868-1912
18
1900 - 1999
18
Since 1945
18
1892-1962
16
1892-1968
16
1910-1945
16
Bombardment, 1945
16
Meiji period, 1868-1912
16
1653-1725
15
1925-1970
15
1957-
15
1912-1945
14
1950-1953
14
Allied occupation, 1945-1952
14
1947-
13
1159-1189
12
1934-
12
794-1185
12
1962-
11
1963-
11
Akō Vendetta, 1703
11
Japanese occupation, 1942-1945
11
Restoration, 1853-1870
11
1185-1868
10
1412-1431
10
18th century
10
1903-1967
10
1904-1967
10
1960-
10
19th century
10
1480-1603
9
1533-1603
9
1888-1983
9
1941-
9
1945-2013
9
1958-
9
more ...