近藤勇
Meanwhile, Kondō Isami, leader of the "Shinsengumi", withdrew to Edo after the Battle of Toba–Fushimi. Once back in Edo, he met with Shogunal military commander Katsu Kaishū. Kondō created a new unit based on the surviving remnants of the "Shinsengumi", called the , and they departed Edo on 24 March.