See also https://asiamedals.info/threads/4th-flight-reserve-trainee-a-class-yokaren-program-graduation-commemorative-watch-fob-2600.27017/ ; https://asiamedals.info/threads/6th-flight-reserve-trainee-a-class-yokaren-program-graduation-commemorative-watch-fob.27033/ ...
1943 a-class yokarenprogramgraduationwatchfob
a-class yokarenprogramgraduationwatchfob
imperial japanese army aviation school badge
japanese aviation school graduation badge
japanese aviation school graduationwatchfobyokarenprogram1943graduationwatchfob
卒業記念章
第九期甲種飛行予科練習生卒業記念章