From the end of March to the end of April, the Bungo and the Hyuga areas were placed under the control of the Satsuma army, due to the efforts of Kiheitai led by Oshisuke NOMURA, of IKEGAMI, who commanded and supported KIHEITAI from the rear, and of the troop led by IKEGAMI.
豊後・日向方面は4月末から5月末にかけて、野村忍介が率いる奇兵隊とそれを後方から指揮・支援する池上とその部隊の働きで薩軍の支配下におかれた。