In the era of the second shogun Yoshiakira, the job of Kebiishicho (the office dealing with police and judicial matters) was transferred to Samuraidokoro, and Samuraidokoro became to gain police power for maintaining security of Kyoto as well as the power to levy taxes
2代義詮時代には、検非違使庁の職務が侍所へ移り、京都の治安維持を行う市中警察権や徴税権を掌握している。