In fact, this application was given the order as the Bunji Imperial Sanction, the placement and appointment and dismissal of shugo and jito served an important role to form the basis of the bakufu authorities in the sense of exerting the local police power leaving it to the bakufu and enforcing honryo-ando (acknowledgment for inherited estate) and shinon-kyuyo (granting new domains) to gokenin (an immediate vassal of the shogunate in the Kamakura and Muromachi through Edo periods).
実際に、この申請については文治の勅許として下され、鎌倉幕府が開かれた後には、この守護地頭の設置任免権は幕府に託された地方の警察権を行使する意味でも、御家人に対する本領安堵、新恩給与を行う意味でも幕府権力の根幹をなす重要な役割を果たした。