Soun advanced his army further, attacking the Matsudaira clan at Iwatsu-jo Castle in Mikawa Province during the Bunki era (1501 - 1504) and sending an army to Tsuru County in Kai Province where they fought against the Oyamada clan, feudal lord of Gunnai, and the Takeda clan who was shugo there.
早雲は更に兵を進めて文亀年間（1501年-1504年）には三河国岩津城の松平氏を攻めているほか、甲斐国都留郡にも出兵して郡内領主小山田氏や守護武田氏と戦っている。