内務省制警察講習所教官徽章

Badge was introduced on May 28, 1936 by Imperial Decree No. 78 /警察講習所教官服制・勅令第七八号/. It was worn on the right side of the tunic under the breast-pocket. Senior instructors were issued with gilded badges, while junior instructors with silvered badges. 1st variation made by Akbiba workshop...