Because Takatsuna was from a direct descendant of the UTSUNOMIYA clan, the same family as the SHIONOYA family of the FUJIWARA family, his name remained Fujiwara, but to distinguish it from that of the former time he was called Juko SHIONOYA clan (revived SHIONOYA clan) and so on (however, Masatsuna, the father of Takatsuna, was an adopted person from the HAGA clan (KIYOHARA clan)).
孝綱は藤姓塩谷氏と同族の宇都宮氏嫡流の出身なので、藤姓であることには変わりないが（ただし孝綱の父の正綱は芳賀氏（清原氏）からの養子）、それ以前と区別して重興塩谷氏（再興塩谷氏）などと呼ばれる。