In the Boshin War, which began with the Battle of Toba and Fushimi in January 1868, he fought battles along with the Sekihotai Army and then the Satsuma army.
慶応4年（1868年）正月の鳥羽伏見の戦いから始まる戊辰戦争では、赤報隊を経て薩摩軍に属して戦う。