japanese air defense badge

Reverse 昭和九年防空演習 - 1934 Air Defense Maneuvers 参加工場章牌 - Factory Participation Badge

Interesting artefact. 東京市聯合防護團 - Tokyo City Air Defense Corp Union 自動車標識 - Car Sign

https://asiamedals.info/threads/osawa-flag-store-tokyo.22329/

Obverse 防空幹訓班畢業証章 - Air Defense Training Participation Commemorative Badge

Obverse 防空 - Air Defense reverse 参加記念章 - Participation Commemorative 昭和拾貮年 - 1937 横浜市小上防護團 - Yokohama City Kōjō Air Raid Defense Corps

Several stamps are known. 1st stamp variation. Obverse 秩父宮殿下御閲團 - Corps Imperial Review by Prince Chichibu 記念章 - Commemorarive Badge reverse 昭和九年五月十七日 - May 17, 1934 東京市聯合防護團 - Tokyo City Air Defense Corp Union (Alliance, Confederacy) Another example of 1st variation badge.

See also https://asiamedals.info/threads/1932-air-defense-maneuvers-higashikawa-air-raid-defense-corps-branch-participation-commemorative-badge.29104/ 東川分團 - Higashikawa [Town Air Raid Defense] Corps Branch 参加章- Participation Badge

Badge with similar design from different district of Osaka https://asiamedals.info/threads/kanezuka-air-raid-defense-corps-1935-maneuvers-participation-commemorative-badge.23265/ Obverse 田中防護分團 - Takaka (Minato Ward , Osaka City) Air Raid Defense Corps reverse 昭和十一年度 - 1936 防空演習参加記念章 -...

4th Imperial Capital Air Defense Maneuvers Participation Commemorative Badge https://asiamedals.info/threads/shinagawa-ward-air-defense-corp-4th-imperial-capital-air-defense-maneuvers-participation-commemorative-badge.28095/ Height 42 mm. Obverse 第三回帝都防空演習参加 - Imperial Capital (i.e. Tokyo)...

Obverse 防 - Defense reverse 昭和十一年九月 - September 1936 桐生市防護團 - Kiryu City Defense Corps

Obverse 参加章 - Participation Badge 阪神防空演習 - Hanshin Air Defense Maneuvers 済美第五青年團 - Saibi 5th Youth Unit [Group; Team]

Obverse Emblem of Kobe City 防空 - Air Defense Reverse 防護業務修得章 - Defense Training Completion Badge /業務 - duties, work, procedure, task, action, function; 修得 - acquired/

Badge with a similar design https://asiamedals.info/threads/1937-shuei-air-raid-defense-corps-participation-badge.24818/ 1st variation. Obverse 防空参加 - Air Defense Participation 記念 - Commemorative reverse 昭和九年七月 - July 1934 今宮第四防護分團 - Imamiya Fourth Air Raid Defense Corps

Nicely designed badge. Specimen from personal collection. Obverse 記念章 - Commemorative Badge reverse 昭和九年七月 - July 1934 近畿防空大演習 - Kinki Air Defense Maneuvers 朝香宮殿下 賜御台覧 - Inspected by the His Imperial Highness Prince Asaka Yasuhiko 有隣防護分團 - Yurin Air Raid Defense Corps

Obverse 参加章 - Participation Badge 東江防護分團 - Agarie Air Raid Defense Corps /another possible reading of 東江 - Higashie/ reverse 近畿防空演習 - Kinki Air Defense Maneuvers 昭和力年七月 - July 1934

Photo courtesy of the owner. Obverse 防護 - Protection 金澤 - Kanazawa

Size 40 x 30.74 mm. Obverse 芝 for 芝區 - Shiba Ward /Shiba was a ward of Tokyo City from 1878 to 1947. It was merged with Akasaka and Azabu wards to form Minato ward on March 15, 1947/ reverse 芝區防空護團大演習記念 - Shiba Ward Air Defense Corps Large Maneuvers Commemorative 昭和八年八月 - August 1933

Badge with similar design from different district of Osaka https://asiamedals.info/threads/takaka-air-raid-defense-corps-1936-maneuvers-participation-commemorative-badge.24792/ Obverse 金塚防護分團 - Kanezuka (Sumiyoshi Ward, Osaka City) Air Raid Defense Corps reverse 昭和十年度 - 1935 防空演習参加記念章 -...

Badge with a similar design https://asiamedals.info/threads/1933-kanto-air-defense-maneuvers-shitaya-ward-air-raid-defense-corps-commemorative-badge.24805/ Badge in mint condition. Obverse 帝都 - Imperial Capital (i.e. Tokyo) 防護 - Air Raid Defense/Protection Well-worn specimens.

Badge size varies between 18 and 20 mm. "Early" badges. 1st variation. Reverse 賛助員會章 - Supporting Member of Association Badge 財團法人 - Foundation 大日本防空協會 - Dainippon Air Defense Association Hot enamel + light metal alloy. Original case. Size 55 x 45 mm. Another example of 1st...