Obverse
Flags of Japan and Manchukuo
少年拓士章 - Youth Pioneer's [lit. first mover/explorer of the land; those who open up land]
We are talking about Youth Labor Volunteer Corps. Young boys were recruited from within Japan and moved to Manchuria, where they underwent agricultural and dairy farming training in a military format, and were made to cultivate farmland while armed in various parts of Manchukuo.
1939 Asia Development Tokyo Youth Labor Volunteer Corps Commemorative Badge/昭和十四年興亜青勤勞報國隊東京部隊記念章
Obverse 興亜報國 - Asia Development Patriotic Service 東京府 - Tokyo Prefecture reverse 自昭和十四年六月 - from June 1939 至昭和十四年九月 - to September 1939 記念章 - Commemorative Badge 興亜青年勤勞報國隊 - Asia Development Youth Labor Volunteer [Patriotic Service] Corps 東京部隊 - Tokyo Corps Marked 純銀 - pure silver...
Asia Development Student Labor Volunteer Corps Participation Badge/興亞學生勤労報國隊参加章
Reverse 興亞 - Asia Development /Asia Revival/ 學生勤労報國隊 - Student Labor Volunteer Corps 参加章 - Participation Badge 皇紀二六〇一年 = 2601 = 1941 Original case.