Established in September 1936 and integrated into Manchurian Air Affairs Association in August 1939 https://asiamedals.info/threads/badges-of-manchukuo-air-defense-association.23617/#post-348839
Therefore all badges of Manchukuo Aviation Association belong to the very narrow time period...
badges
japanese puppet state badge
manchukuo association lifetime member badge
manchukuo aviation association
manchukuo aviation association badge
manchukuo aviation association member badge
manchukuo badge
watch fobs
満州国バッチ
満州飛行協会満州飛行協会章
満州飛行協会終身会員章
満州飛行協会維持會員章
満州飛行協會章
満州飛行協會終身會員章
満州飛行協會維持會員章
