陸軍船舶部隊胸章

Established on May 9, 1944 by Imperial Edict No. 331. Badge was issued to IJA Shipping Command [a.k.a. IJA Shipping Force see https://ja.wikipedia.org/wiki/船舶司令部] officers and officer cadets. Army Shipping Command included tansport units (in particular, submarine transports and high speed...