TAIRA no Koremoto with the title of Saemon no taifu (Master of the Left Division of Outer Palace Guards), and TAIRA no Tadatsune with the title of former Kazusa no suke (Assistant Governor of Kazusa Province) held on to such an existence in the diagram of the kokuga forces system of Susumu ISHII.
石井進の国衙軍制論の図にある地方豪族軍の左衛門大夫平惟基、前上総介平忠常らはそうした存在であった。