Her father Yoshitada was originally a member of the Inabe clan, which was a powerful local clan based in Inabe County, Ise Province, but he was granted the surname of Harusumi no sukune in 828.
父善縄は元々伊勢国員弁郡を本拠地とする地方豪族猪名部氏の一族であったが、天長5年(828年)に春澄宿禰の姓を授けられた。