There was a possibility of Hokurokunomiya being the Prince of Prince Mochihito, being pursued by the opposition, however MINAMOTO no Yoshinaka raised his army on Prince Mochihito's order in Shinano Province in September.
以仁王の王子である宮には追っ手がかかる可能性があったが、9月には信濃国で以仁王の令旨をかかげて源義仲が挙兵。