1443: There is a well known story that he guarded Emperor Gohanazono with his own sword when a surviving retainer of the Southern Court intruded into Dairi (the Inner Palace) and tried to rob the Three Sacred Treasures of the Imperial Family (Kinketsu Incident).
嘉吉3年（1443年）、南朝(日本)の遺臣が内裏の中に侵入し、三種の神器を奪おうとした事件（禁闕の変）が起きた際、自ら太刀を振るって後花園天皇を守護した逸話が知られる。