Separate from the inner Court of the emperor, In no cho (Retired Emperor's Office) was established under retired emperors and cloistered emperors, which treated internal government affairs just like Mandokoro (Administrative Board) of sekkan-ke (the families which produced regents).
天皇の内廷とは別個に院政をしいた上皇・法皇のもとには院庁が成立し、摂関家の政所のように内部的な政務を処理するようになる。