There was heated debate between Omura's group, which wanted to create a domain-independent military under direct control of the government, and Okubo's group, which wanted to reorganize a centralized military based on the armies of Kagoshima (Satsuma Domain), Yamaguchi (Choshu Domain) and Kochi (Tosa Domain).
そこで、藩兵に依拠しない形での政府直属軍隊の創設を図る大村らと、鹿児島（薩摩藩）・山口（長州藩）・高知（土佐藩）藩兵を主体にした中央軍隊を編成しようとする大久保らとの間で激論が闘わされた。