In addition, their uncle, Shigetsune MOROOKA, accompanied Yoshitune, when he was appointed as Kebiishi (an official with judicial and police powers), and from these facts, it seems that the Kawagoe family served Yoshitsune as a kind of maternal relative even before the time of Sato's going to Kyoto.
また、叔父の師岡重経が義経の検非違使任官の式に随行するなど、郷の上洛以前から河越一族が外戚として義経の身辺に仕えた形跡が見られる。