4th Battalion Tank Driver's Badge/戰車第四大隊操縦徽章

Very interesting "personalized" badge made after official proficiency badge https://asiamedals.info/threads/japanese-tank-and-armored-car-driver-soldiers-badges.27333/

Specimen from the collection of Raymond LaBar. Photos courtesy of the owner.

Reverse

戰車 - Tank

第四大隊 - 4th Battalion

操縱徽章 - Driver Badge