Once he became magistrate, he obtained letters for confirmation of holdings for Mukawashu (samurai groups in Kai) such as the Yonekura clan, Kai-Ichijo clan, and old Takeda retainers, whom he was sheltering, such as Nagayasu OKUBO, and won them over.
奉行になると米倉氏、甲斐一条氏をはじめとする武川衆や大久保長安といったかねてより匿っていた武田旧臣の安堵状を家康から取り付け、その取り込みを行った。