When MINAMOTO no Yoshiie attacked KIYOHARA no Takehira in 1087, he joined the war on the Minamoto side with his troops and attacked Kanazawa-jo Castle, Dewa Province.
寛治元年（1087年）、源義家が清原武衡を攻めると、兵を率いて参陣して出羽国金沢柵を攻める。