Obverse
賞 - Award
reverse
貳拾年以上勤續章 - 20th Years or More Long-Service Badge
Marked with 純銀 - pure silver.
Nice quality badge.
Original case.
貳拾年勤續章 - 20th Years Long-Service Badge
秋田縣消防義會- Akita Prefecture Firefighting Association
Edge of the case stamped with stylized N H emblem for Naoji Hayatsu.
Made by Hayatsu Medal Company https://asiamedals.info/threads/bad...-hayatsu-hosakado-medal-company-medaru.24893/