Era
20th century
46
Allied occupation, 1945-1952
26
1868-1912
24
1900-1999
24
1600-1868
23
Restoration, 1853-1870
23
19th century
21
1945-1952
15
Meiji period, 1868-1912
13
1945-
12
1800-1899
11
1853-1870
11
1900 - 1999
11
1912-1945
11
1600 - 1868
10
1868 - 1912
10
17th century
9
Period of civil wars, 1480-1603
9
1868-
8
1939 - 1945
8
1333-1600
7
1867-1941
7
1880-1964
7
18th century
7
1939-1945
7
Edo period, 1600-1868
7
Since 1868
7
Tokugawa period, 1600-1868
7
1536?-1598
6
1835-1901
6
1838-1922
6
Since 1945
6
1415-1499
5
1480-1603
5
1850-1904
5
1853 - 1870
5
1863-1957
5
1878-1967
5
1879-1946
5
1945 - 1952
5
1543-1616
4
1800 - 1899
4
1846-1911
4
1875-1962
4
1885-1962
4
1886-1968
4
1889-1949
4
1908-
4
1908-1999
4
1937-1945
4
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