Because Masaie was the feudal lord of the Minakuchi-okayama-jo Castle in Omi Province, he had close ties to Koga people, and there were some people of Koga County as well as people of the Tokugawa clan from Iga Province in the castle.
正家は近江国水口岡山城の領主であったため、甲賀衆とも親しい仲にあり、伏見城内には徳川氏の伊賀国衆の他に甲賀郡衆もいた。