Because Norimune was working as a swordsmith in attendance, he was allowed to inscribe a 16-petal chrysanthemum, the crest that the retired Emperor Gotoba chose as the crest for his Imperial Throne.
則宗は御番鍛冶を務めた事から、後鳥羽上皇が定めた皇位の紋である16弁のキク紋を銘に入れることを許された。