Size 25 mm.
Obverse
表彰 - Award
reverse
北海道炭鉱汽船林式會社 - Hokkaido Colliery & Steamship Company
Hokkaido Colliery and Railway Company (北海道炭礦鉄道, Hokkaidō Tankō Tetsudō) was a company engaged in coal mining, railway operation and shipping in Hokkaidō, Japan.
The company was established in...