See also https://asiamedals.info/threads/1936-army-special-large-maneuvers-in-hokkaido-imperial-visit-guard-commemorative-case-keesu.24162/
In the center of obverse
衛 - Security Guard /衛 - to guard; to protect; to defend/
reverse
昭和拾壹年 - 1936
陸軍特別大演習竝地方行幸 - Hokkaido Army Special Large...
1936 army special large maneuvers badge
imperial visit security guard commemorative badge
japanese army maneuvers badge
japanese badge
maneuvers commemoration badge
北海道特別大演習御警衛記念章
陸軍特別大演習記念章