"Takaoka family (Fujiwara cognomen)"- Derived from the branch family of Nakazono of the FUJIWARA no Kinsuke line (one of the Fujiwara clique) of the Northern House of the Fujiwara clan.
【高丘家（藤原姓）】藤原北家藤原公季流（閑院流）藪家（高倉家）庶流中園家の支流に出づ。