In the era of the third shogun Yoshimitsu, Shugo (provincial constable) was placed in the Yamashiro Province, and Samuraidokoro became an organization to control Kyoto as the area directly controlled by Muromachi-dono (Muromachi bakufu).
3代義満時代には山城守護が別に置かれ、侍所は純粋に京都を室町殿直轄領として管轄する機関となる。