See also https://asiamedals.info/threads/butoku-kai-gold-award-medal.25477/
Obverse
賞 - Award
reverse
大日本武徳會 - Dai Nippon Butoku Kai
Original case.
賞牌 - Award Medal
造幣局製 - Made by Mint
butokukaiaward badge
butokukaiawardmedal
japanese martial arts association medal
martial arts association badge
martial arts association medal
大日本武徳会章
大日本武徳會賞牌