Merit badges with the same or similar design.
Nara Branch (slightly different geometry of the star)
Merits badges of similar design https://asiamedals.info/threads/merit-badges-from-kyoto-branch-of-imperial-military-reservist-association.23038/#post-346294 1st variation "marked pure silver". Marked with small mark "純銀" pure silver. Reverse 奈良支部 - Nara Branch 功勞章 - Merit Badge
asiamedals.info
Aomori Branch Merit Badge /instead of
大律支部 reverse bears
青森支部/ with transparent enamel
+
Badge from Veterans Association of Tokyo City
Not a pure Imperial Reservist Association Badge but its design completely borrowed from reservist badges https://asiamedals.info/threads/merit-badges-from-kyoto-branch-of-imperial-military-reservist-association.23038/#post-346294 Obverse 老兵 - Veteran Reverse 東京市 - Tokyo City
asiamedals.info