Sky protection of imperial city (Yomiuri Parachute Tower)

Protection of price means imperial defense

Edo-Tokyo Museum

Tokyo Museum Collection

Poster: Giving Up Drinking is the First Step toward New Development of the Imperial Capital (Great Kanto Earthquake Materials Collection)

Edo-Tokyo Museum

Tokyo Museum Collection

大空から一跳び落下傘で”報国” : サ聯邦の粋を”国産”に移し練習塔を大阪に建てる

神戸大学附属図書館

Kobe University Library Digital Archive Newspaper Clippings Collection