Koriama City Self-government merit medal https://asiamedals.info/threads/koriama-city-self-government-merit-medal.28777/
Obverse
特別功労章 - Special Merit Medal
reverse
Stamped "945".
Koriama City /郡山市/ emblem /city in Fukushima Prefecture/
marked 純銀金張 - Gilded Silver
Ribbon.
