See also category: Japan in World War II
|Modern period of Japan (1868– )||Regimes||:||Empire of Japan (1868–1945) | State of Japan (1945– )|
|Eras||:||Meiji (1868–1912) | Taishō (1912–1926) | Shōwa (1926–1989) | Heisei (since 1989)|
|Subperiods||:||WW I (1914–1918) | WW II (1939–1945) | Occupied Japan (1945–1952) | Cold War (1945–1989)|
English: Articles on Japan during World War I (1914-1918).
This category has the following 10 subcategories, out of 10 total.