1936-1937 Air Defense Maneuvers Yodobashi Ward Air Raid Defense Corps Participation Commemorative Badge/昭和十一・二年度淀橋區防護團落合第四分團防空演習参加記念章

1938-1939-1940 Air Defense Maneuvers Yodobashi Ward Air Raid Defense Corps Participation commemorative badge https://asiamedals.info/threads/193...-participation-commemorative-badge-_-_.28826/

Nihonbashi Ward Air Raid Defense Corps badge of a similar design https://asiamedals.info/threads/nih...-defense-maneuvers-participation-badge.24808/

Obverse

Tokyo city emblem with an army star inside

防護 - Protection; Defense

reverse

昭和十一・二年度 - 1936・1937

防空演習参加記念章 - Air Defense Maneuvers Participation Commemorative Badge

淀橋區防護團 - Yodobashi Ward Air Raid Defense Corps

落合第四分團 - Ochiai No.4 Branch