They progressively took over various defensive positions, until the final stand occurred around the fortress of Goryōkaku and Benten Daiba around the city of Hakodate.
Mereka dengan cepat mengambil alih berbagai posisi defensif, hingga terjadi pertempuran terakhir di sekeliling benteng Goryokaku dan Benten Daiba di sekitar Kota Hakodate.