Yoshitomo was prepared to die following the Minamoto clan's defeat in the Battle of the Rokujo-gawara riverbed, but Masakiyo, who made him change his mind, accompanied him on the lam to Togoku (eastern provinces).
六条河原の戦いで源氏が敗れ、義朝が討死しようとするのを引き止めて共に東国を目指して落ちた。