In August 1338, he departed for Fujishima-jo Castle, in which the monk soldiers of Hiraizumi-dera Temple, that sided with the side of the samurai, were contained themselves, in order to encourage his troops.
翌延元3年/建武5年（1338年）閏7月、武家方に寝返った平泉寺衆徒が籠もる藤島城を攻める味方部隊を督戦に向かう。