Specimen from the collection of Raymond LaBar. Photos courtesy of the owner.
Obverse
赤坂氷川分團 - Akasaka Hikawa [Air Defense Corps] Branch
Akasaka (including the neighboring area of Aoyama) was a ward of Tokyo City from 1878 to 1947.
reverse
昭和十ー年度 - 1936
防空演習参加精勤記念章 - Air Defense Maneuvers Participation Diligence Commemorative Badge
Marked with practically unreadable manufacturer's mark.
This is actually the mark of Taishodo Watch Shop in Tokyo /大勝堂 - Taishō-dō/.
Obverse
赤坂氷川分團 - Akasaka Hikawa [Air Defense Corps] Branch
Akasaka (including the neighboring area of Aoyama) was a ward of Tokyo City from 1878 to 1947.
reverse
昭和十ー年度 - 1936
防空演習参加精勤記念章 - Air Defense Maneuvers Participation Diligence Commemorative Badge
Marked with practically unreadable manufacturer's mark.
This is actually the mark of Taishodo Watch Shop in Tokyo /大勝堂 - Taishō-dō/.