The new government appointed Imperial Prince Arisugawanomiya Taruhito as the supreme commander and organized the expeditionary forces to the east; the forces were then divided into the Tokaido-gun army, the Tosando-gun army, and the Hokurikudo-gun army, and they all advanced to Edo.
しかし、新政府は有栖川宮熾仁親王を大総督宮とした東征軍を組織し、東海道軍・東山道軍・北陸道軍に別れ、江戸へ向けて進軍した。