February 1 – Japanese sugar plantation workers in Hawaii officially join a strike led by Filipinos and Hispanic workers.
February 24 –
Nikolayevsk Incident: Realizing that he is outnumbered and far from reinforcement, the commander of the Japanese garrison allowed Yakov Triapitsyn's troops to enter the town of Nikolayevsk-on-Amur under a flag of truce.[2]
June - About 450 Japanese civilians and 350 Japanese soldiers, along with Russian White Army supporters, are massacred by partisan forces associated with the
Red Army at Nikolayevsk on the Amur River.
June Unknown date – Shikishima Bakery was founded in
Nagoya, as predecessor of Pasco Shikishima.[citation needed]
September 17 – The
Victory Medal, a commemorative military medal of Japan awarded to mark service during the
First World War, is established by Imperial Edict.
October 21 – The
Battle of Qingshanli begins between the Imperial Japanese Army and Korean armed groups in a densely wooded region of eastern Manchuria called Qīngshānlǐ.[4]
The literary magazine Teikoku Bungaku is published for the last time.
The Guards Cavalry Regiment, Guards Field Artillery Regiment, Guards Engineer Battalion, Guards Transport Battalion, plus other Guards service units are added to the
Japanese Imperial Guard.
^Gutman, Anatoly. Ella Lury Wiswell (trans.); Richard A. Pierce (ed.) The Destruction of Nikolaevsk-on-Amur, An Episode in the Russian Civil War in the Far East, 1920. Limestone Press (1993).
ISBN0-919642-35-7
^Najita, Tetsuo: Hara Kei in the Politics of Compromise 1905–1915. Harvard Univ. Press, 1967.