With his foothold in Koga County, he arranged Siege around Nobunaga by mobilizing Ashikaga Shogunate houses, Uesugi in Echigo Province and Takeda in Kai Province.
その後も甲賀郡を拠点に、足利将軍家・越後上杉・甲斐武田らを動員した信長包囲網の構築を御膳立てする。