Her father Yoshikazu was a nephew of Hikinoama, a wet nurse of the first Shogun MINAMOTO no Yoritomo, and through the connection he got the position to nurture Yoritomo's legitimate son, Yoriie.
父能員は初代将軍源頼朝の乳母・比企尼の甥であり、その縁故によって頼朝の嫡男・頼家の乳母父となった。