Nagayasu was assigned to be the governor of Yamato in September 1600, police officer for Silver mine at Iwami in October, an officer for the Gold mine at Sado in November, magistrate at Kai Province in spring of 1601, the magistrate of Iwami in August, and the governor of Mino Province in September.
すると長安は1600年9月に大和代官、10月に石見銀山検分役、11月に佐渡金山接収役、1601年春に甲斐奉行、8月に石見奉行、9月には美濃代官に任じられた。