The sculpture of Yujo had a decorative effect by adding detailed patterns to accouterments of swords according to a certain standard on them; he exerted great influence not only upon the Goto family which extended to the 17th generations, but also upon metalworkers in the Edo period.
祐乗の彫刻は刀装具という一定の規格のなかで、細緻な文様を施し装飾効果をあげるというもので、以後17代にわたる後藤家だけでなく、江戸時代における金工にも大きな影響を与えた。