He was first introduced by Hidetada TOKUGAWA in 1607 and referred to himself as Yamto no kami (Governor of Yamato Domain) after he was appointed as Jugoinoge in 1612.
慶長12年（1607年）に徳川秀忠に初めて披露され、慶長17年に従五位下に任官し大和守を名乗る。