大日本産業報国会第一回技能競錬中央大会会長賞章

President's award badge https://asiamedals.info/threads/1st-central-technical-skill-tournament-of-greater-japan-industrial-patriotic-service-association-presidents-award-badge.30749/. Reverse 第壹回 - 1st 技能競錬中央大會 - Technical Skill Competition Central Tournament 會長賞 - Chairman's Award 第22号...