During the Battle of Sekigahara in 1600, he sided with Tokugawa, and took part not only in the final battle but also in the capture of Gifu-jo Castle, a preliminary skirmish, and rendered distinguished service along with Masanori FUKUSHIMA (Battle of Gifu-jo Castle).
慶長5年（1600年）の関ヶ原の戦いでは徳川方に与し、本戦のみならず、前哨戦となった岐阜城攻略にも参加し、福島正則とともに功を挙げた（岐阜城の戦い）。