This item was used by the first class of radio officer candidates at the Kashiwa Fourth Aviation Training Unit of the Imperial Japanese Army. The center features a design of a star, symbolizing the Army, and a propeller, representing aviation. An eagle motif is at the top, with the character "柏 (Kashiwa)" below it. The word "無線 (radio)" is inscribed on the ribbon at the bottom. It is made of oxidized silver-colored metal, giving it an appearance that evokes history. Returns are not accepted to prevent swapping. Please refrain from purchasing if you are concerned about the name on the back. Please refrain from purchasing if you are sensitive to such matters.