When Imperial Princess Muneko was given the title of nyoingo (a title of respect given to close female relatives of the emperor or a woman of comparable standing) in February or March of the following year, 1159, Yoritomo was assigned to her as Kurodo (Chamberlain).
翌保元4年（1159年）2月統子内親王が女院号宣下されると頼朝はその蔵人に任命された。