Having remained in Shinsengumi after that, he headed for Aizu (western part of Fukushima Prefecture) following the Battle of Koshu-Katsunuma, and was routed at the Battle of Bonari-toge Pass of October 6, 1868.
その後も在隊し、甲州勝沼の戦いを通して会津にへ向かい、同年八月二十一日の母成峠の戦いで敗走。