Tauran Incident Commemorative Badges and Watch Fobs/タウラン事件記念章
The Tauran Incident /タウラン事件/ was fought between forces of the Soviet Union, Mongolia, Japan and Manchukuo, during the Soviet-Japanese border conflicts, for control of the Mongolian border village of Tauran. On March 11, 1936 128 men of the Mongolian People's Army, accompanied by six Soviet...

See also https://asiamedals.info/threads/kwa...jehol-province-subjugation-merit-badge.25318/