Considering that Nobuyoshi captured robbers in Fushimi-jo Castle or that he rescued Yorifusa when a great fire broke out in Sunpu-jo Castle, it is speculated that Nobuyoshi's honest nature and personality had gained Ieyasu's hearty confidence.
伏見城内での盗賊捕縛や駿府城大火時における頼房救出など、信吉の正直な性格や人柄が家康の厚い信任を得ていたものと思料される。