Reverse
明治大帝 - Meiji Emperor
聖徳會 - Seitokukai /lit. Imperial Virtue Association/
Original case.
正會員之章 - Regular Member's Badge
Badges were made by
磯崎金精堂 - Isozaki Kinseido https://asiamedals.info/threads/badges-and-watch-fobs-made-by-isozaki-works.28467/
大阪市 - Osaka City