Era
20th century
22
18th century
9
19th century
8
1891-1968
2
1958-
2
21st century
2
1101-1164
1
1471-1528
1
15th-16th centuries
1
1618-1680
1
1635-1703
1
16th century
1
1724-1804
1
1752-1840
1
1759-1797
1
1764-1823
1
1775-1817
1
1783-1815
1
17th century
1
1828-1888
1
1863-1915
1
1863-1931
1
1875-1953
1
1886-1983
1
1891-1976
1
1900-1999
1
1903-1975
1
1909-1994
1
1912-1949
1
1915-1980
1
1930-2002
1
1933-1945
1
1942-1975
1
1944-
1
1945-
1
1950-
1
1954-2012
1
1957-
1
1975-
1
1989-
1
1993-
1
Meiji period, 1868-1912
1
Republic, 1912-1949
1
Revolution, 1775-1783
1