He was first introduced by Hidetada TOKUGAWA in 1608; he was appointed as Jugoinoge (Junior Fifth Rank, Lower Grade) in the next year and referred to himself as Mimasaka no kami (Governor of Mimasaka Province).
慶長13年（1608年）に徳川秀忠に初めて披露され、翌14年（1609年）に従五位下に任官し美作守を名乗る。