In January 1615, he was appointed as the Jugoi (Junior Fifth Rank) in the Awa Province, and distinguished himself at the Osaka Natsu no Jin (Summer Siege of Osaka) in April.
翌慶長20年（1615年）1月には従五位阿波国に任じられ、4月の大坂夏の陣では武功を挙げた。