During Hideyoshi's invasion of Korea, Tomoharu earned distinction as fune bugyo (naval commander), receiving 3100 koku of land in Ako in Harima province and Haneda in Ise province.
朝鮮出兵では舟奉行として功があり、播磨国赤穂および伊勢国羽田で3100石を与えられた。