japanese air defense badge

Specimen from the collection of Raymond LaBar. Photos courtesy of the owner. Obverse 防名 - Nagoya City Defense (most likely 名 for 名古屋市 - Nagoya City) reverse 2597 = 1937 高須部隊 - Takasu Unit

Specimen from the collection of Raymond LaBar. Photos courtesy of the owner. Obverse 表彰 - Commendation; Award 青 for 青年団 - Youth League https://asiamedals.info/forums/youth-league-seinen-dan-badges.618/

Specimen from the collection of Raymond LaBar. Photos courtesy of the owner. It could also be related to Civil Defense Corps /Keibodan/ https://asiamedals.info/forums/keibodan-civil-defense-corps-badges.725/ Obverse 御視閲記念章 - Imperial Inspection Commemorative Badge reverse 昭和十七年十月 -...

Judging by yellow enameled star this is Keibodan-related badge https://asiamedals.info/forums/keibodan-civil-defense-corps-badges.725/ Obverse 防空 - Air defense 監視 - Surveillance

See also https://asiamedals.info/threads/1936-koishikawa-ward-air-defense-corps-merit-badge-1936.25954/ ; https://asiamedals.info/threads/koishikawa-ward-air-defense-corps-no-3-branch-5th-anniversary-commemorative-merit-badge.29314/. Specimen from the collection of Raymond LaBar. Photos...

Specimen from the collection of Raymond LaBar. Photos courtesy of the owner. Suspension 参加記念章 - Participation Commemorative Badge Nicely designed badge. reverse 防空演習 - Air Defense Maneuvres 参加記念 - Participation Commemorative 淀橋第五分團 - Yodobashi [ward, one of the 35 former wards of...

Specimen from the collection of Raymond LaBar. Photos courtesy of the owner. Obverse 防空 - Air Defense reverse 昭和十ー年九月 - September 1936 福島県防空大演習 - Fukushima Prefecture Air Defense Large Maneuvers 参加記念章 - Participation Commemorative Badge 平町青年團 - Tairamachi (town located in Meguro-ku...

Specimen from the collection of Raymond LaBar. Photos courtesy of the owner. Obverse 防 - Defense 神田 - Kanda (area in northeastern Chiyoda, Tokyo) 第三分團 - 3rd Branch reverse 参加記念章 - Participation Commemorative Badge 昭和十年七月 - July 1930

Specimen from the collection of Raymond LaBar. Photos courtesy of the owner. Obverse 表彰 - Commendation; Award reverse 昭和十二年度阪神防空演習 - 1937 Hanshin Air Defense Maneuvers 大阪市住吉防護分團 - Osaka City Sumiyoshi Ward Air Defense Corps

Obverse 防空 - Air Defense reverse 第六回関東 - 6th [Region] 防空演習参加章 - Air Defense Maneuvers Participation Badge 業平分團 - Narihira Air Defense Corps Branch 昭和十二年度 - 1937

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/

Obverse 功勞章 - Merit Badge reverse 足立區防護團 - Adachi Ward Air Defense Corps 第一分團 - 1st Branch

Badge with similar design https://asiamedals.info/threads/air-defense-corps-branch-membership-badge.25027/ Obverse 防空 - Air Defense 團員之章 - [Air Defense Corps] Branch Member Badge reverse 大阪市旭區南城北 - Osaka City, Asahi Ward, Nanjohoku 家庭防空組合員 - Household Air Defense Union Member

Obverse 防空 - Air Defense 報國 - Self-giving Service to Country reverse 昭和十二年防空演習記念 - 1937 Air Defense Maneuvers Commemorative 大宝防護分團 - Taihō Air Defense Corps Branch 畳屋町隊之章 - Tatamiya Town Corps Badge

Badge of the same design for the same Osaka Air Defense Maneuvers but from the different Corps https://asiamedals.info/threads/1937-air-defense-maneuvers-senba-air-defense-corps-participation-commemorative-badge.25019/ Obverse 防空参加記念章 - Air Defense Maneuvers Participation Commemorative...

Reverse 昭和九年七月 - July 1934 近畿防空演習 - Kinki Air Defense Maneuvers 参加記念章 - Participation Commemorative Badge 湊東区防護團 - Higashi-Minato Ward Air Defense Corps 第五分團 - 5th Branch

Badge with similar design https://asiamedals.info/threads/1937-osaka-air-defense-maneuvers-commemorative-participation-badge.23920/ Obverse Osaka City Emblem 田辺防護分團 - Tanabe Air Defense Corps reverse 昭和十一年 - 1936 防空演習参加記念章 - Air Defense Maneuvers Participation Commemorative Badge...

Photos courtesy of the owner. Obverse 毒 - Poison reverse 日本橋区防護團第一分團 - Nihonbashi Ward Air Defense Corps 1st Branch Original pin was lost.

Obverse 國威宣楊 - To Propagate National Prestige 第二分團 - 2nd Branch [of Air Raid Defense Corps] reverse 日支事変之際 - On the Occasion of the China Incident 記念 - Commemorative 昭和十二年九月 - September 1937 関東防空演習 - Kanto [Region] Air Defense Maneuvers 日本橋区防護團 - Nihonbashi Ward Air Defense Corps...

Obverse 防空演習 - Air Defense Maneuvers 記念 - Commemorative reverse 昭和十二年度阪神防空演習 - 1937 Hanshin Air Defense Maneuvers 濟美(=済美)防護分團 - Saibi Air Defense Corps Branch