See also https://asiamedals.info/threads/1929-korea-expo-keijo-support-association-special-membership-badge.26983/ ; https://asiamedals.info/threads/1929-korea-expo-sponsored-by-the-governor-general-of-korea-badge.28292/ .
Obverse
賞 - Award
reverse
功勞章 - Merit Medal
昭和四年 - 1929...
