As he heard of raising an army of Emperor Godaigo that year, he also raised an army at Shimoakasaka-jo Castle to fight against Jobutsu YUASA (Battle of Akasakajo Castle).
この年に後醍醐天皇の挙兵を聞くと下赤坂城にて挙兵し、湯浅定仏と戦う（赤坂城の戦い）。