Governmental regulations of Imperial Court in the medieval period was basically a succession of provisions of ryo (administrative code) in the system of the Japanese nation under the ritsuryo codes, and it seems that there was no profound structural change on the face.
中世の朝廷における官制は基本的には律令国家の令の規定を継承したものであり、表面上深刻な構造上の変化をなしていないように思われる。