He is said to have walked through the corridor to the toilet with stealthy steps not to wake up the Konando-yaku (job to do Shogun's personal care) (Masamune DATE is known as a person who had a very similar episode).
厠に行く時も当番の御小納戸役を起こさないように抜き足差し足で廊下を歩いたという（これに非常に良く似たエピソードを持っている人物として知られているのが伊達政宗である）。