Serving Hidetada TOKUGAWA, in the Battle of Sekigahara, he followed the Hidetada's army and joined the attack on Ueda-jo Castle in the Shinano Province kept by Masayuki SANADA.
徳川秀忠に仕え、関ヶ原の戦いでは秀忠軍に従って真田昌幸が守る信濃国上田城攻めに参加した。