According to legend, he is said to have participated in the Battle of Sunomatagawa with his brothers in 1181, been held as prisoner of war after the battle by Heike and eventually killed.
伝承では治承5年（1181年）の墨俣川の戦いに兄たちと共に参戦し戦後捕虜として平家方に拘束された後に殺害されたという。