Badges with similar design https://asiamedals.info/threads/manchurian-incident-commemorative-badges-and-watch-fobs.23177/page-3#post-349361; https://asiamedals.info/threads/badges-and-watch-fobs-of-kwantung-army-flying-corps.20131/ ...
guardsunitbadge
japanese army badge
japanese army watch fob
japanese guard unit watch fob
japanese guards regiment badge
japanese guardsunitbadge
大元帥陛下御親臨陸軍始観兵式章
聖戦記念章
近衛師団御親閲記念メダル
近衛師團在隊記念章
近衛歩兵第一聯隊在営記念章
近衛歩兵第三聯隊章
近衛歩兵聯隊章
近衛聯隊章