In December, 1185, as his father Shigeyori KAWAGOE and his brother Shigefusa KAWAGOE were involved in MINAMOTO no Yoshitsune's rebellion, their territories were confiscated by the order of MINAMOTO no Yoritomo, and they were deliberately killed by him.
文治元年（1185年）11月、父・河越重頼と兄・河越重房が源義経の謀反に連座し、源頼朝の命によって領地を没収され誅殺された。