Obverse 表彰 - award + 兵庫縣 - Hyogo Prefecture Reverse 和昭拾年二月十一日 - February 11, 1935 Under the birdy stylized 兵 for 兵庫 - Hyogo Original case 表彰牌 - award badge Inside label of Hirayama workshop https://asiamedals.info/threads/badges-of-hirayama-shoukai-kobe.21361/ Interesting...
Jinbu-kai is an alumni association organization of Hyogo Prefectural Daisan Kobe Junior High School (Sanchu) and Hyogo Prefectural Nagata High School (Nagata High School).