関東防空大演習日本橋区第一分団章

Length 39.5 mm. Width 29.6 mm. Weight 18 g. Reverse 関東防空大演習 - Kanto Air Defense Maneuvers 日本橋區第一分團 - Nihonbashi Ward [Air Defense Corps] 1st Branch See also merit badge issued by the same branch https://asiamedals.info/threads/osawa-flag-store-tokyo.22329/