The Yashu family possessed its nature as a shogun attendant, but on the other hand, they maintained the close relationship with the Keicho family and the Tenkyu family, as a result, it is assumed, they had contributed to the involvement of the Hosokawa clan in bakufu.
野州家は将軍近習としての性格を有した一方で、京兆家、典厩家とも密接な関係を保ち、結果として細川氏一門の幕政関与に貢献したと思われる。