Got separated from the main force of the Shinsengumi during the Battle of Bonari-toge, he reunited with Shinpachi NAGAKURA, who formed the Seikyotai (Seiheitai), and they went to the Yonezawa Domain together.
母成峠の戦いで新選組本隊とはぐれ、靖共隊を組織していた永倉新八と再会して、共に米沢藩に向かった。