After his nephew Yoshikane ran to Yoritomo soon to play an active part, he could keep up his position at the Government by a storong connection with the Hojo clan related by marriage for generations.
甥の義兼が逸早く頼朝の下に駆けつけて活躍し以後代々北条氏と姻戚関係にあって強固に結びつくことによって幕府内での地位を保った。