However, it was too early to establish the Diet because the reform of the organization of the central government, the cultural level of the people, and national education were still immature, and due to the Saccho (Satsuma and Choshu) clanship a bureaucracy centered system called "Yushi-sensei" led by Toshimichi OKUBO was maintained.
しかし、議会制度を発足させるためには、官制改革・民度・国民教育などが未成熟であり、時期尚早であったため、大久保利通を中心に「有司専制」と呼ばれる薩長藩閥による官僚を中心とした改革体制が維持された。