Moreover, unlike the Tang system, the emperor had no direct control over those organizations that corresponded to the Tang's Three Departments and Six Ministries (i.e., the Two Departments and Eight Ministries), since the Grand Council of State existed between them, which meant the emperor's authority was limited by the Grand Council of State.
更に唐制のように天皇が三省六部に相当する諸機関（二官八省）を直接統括しておらず、太政官が間に入る形となったために、太政官によってその権限が制約されていた。