However, in the Battle of Ueda in Shinano Province, he took so much time to cope with the fierce resistance by Masayuki SANADA that he lost his chance to participate in the Battle of Sekigahara on October 21.
しかし、信濃国上田合戦で、真田昌幸の激しい抵抗に時間を奪われて9月15日(旧暦)（新暦10月21日）の関ヶ原の戦いには参加できなかった。