Obverse
Army star inside Tokyo city emblem
功 - Merit
reverse
表彰 - Commendation
京橋區防護團 - Kyobashi Ward [Air] Defense Corps
昭和十四年二月十一日 - February 11, 1939
Original case.
表彰 - Commendation
京橋區防護團 - Kyobashi Ward [Air] Defense Corps
Badges were manufactured by the Oki Medal Company /沖徽章商会/ https://asiamedals.info/threads/badges-and-watch-fobs-made-by-oki-medal-company.23339/