He was injured when he turned out to the night attack of the headquarters of the new government army on June 11, 1869, and was killed at Benten Daiba in the all-out assault of Hakodate.
明治2年5月2日、新政府軍本営（七重浜）夜襲に出動して負傷、箱館総攻撃により弁天台場で戦死した。