She was from the family of a trusted vassal of FUJIWARA no Shoshi and was also related to FUJIWARA no Tokushi (also known as Nariko) through her cousin FUJIWARA no Ienari who was the most favorite retainer of the Cloistered Emperor Toba.
藤原璋子近臣家の出身だったが、従兄弟には鳥羽法皇第一の寵臣・藤原家成がいたことから藤原得子ともつながりがあった。