However, later on, Toshisada ODA from a branch family called 'the Oda Yamatonokami family' (the Kiyosu Oda clan), who was Ko-shugodai (representative of a deputy governor) based in Kiyosu-jo Castle, gradually extended his influence and gained power, and therefore Toshihiro helped Yoshikado SHIBA become new governor of Owari and fought against Toshisada,
しかしやがて、後に清洲城に拠点を置いた分家筋の小守護代「織田大和守家」（清洲織田氏）の織田敏定が次第に勢力を拡大して台頭するようになり、新たな尾張守護として斯波義廉を擁立して争って行く。