However, as a trade-off for Ieyasu's pledge to become Hideyoshi's vassal and go to the capital (Kyoto), Hideyoshi's real mother, Omandokoro, was taken as a hostage by Ieyasu.
しかし、家康が秀吉に臣従を誓い上洛する代償として豊臣秀吉の生母・大政所が人質として家康に差し出された。