Against Yoshitada, the eastern camp made Toshimitsu KAI, the senior vassal of Yoshikado SHIBA (western camp), switch sides and appointed Toshimitsu as shugodai of Totomi Province in 1475.
文明7年（1475年）東軍は西軍の斯波義廉の重臣甲斐敏光を寝返らせ遠江国の守護代とし、義忠と敵対。