It is said that when Ujisato came to Nobunaga ODA as a hostage, Nobunaga realized his abilities at a single glance and promised his daughter Princess Fuyu's hand in marriage.
織田信長は人質としてやってきた氏郷を見て一目でその実力と才能を見抜き、娘の冬姫を与えることを約束したという。