In the following year, he supported the Kamakura (Minamoto) side in the Jokyu War, but died on July 22 in the battle in Yodo-gawa River due to a failure of crossing the river caused by the rapid stream.
翌年、承久の乱が起こると鎌倉方に属し活躍したが、6月14日淀川における合戦の際、急流のため渡河に失敗して死去。