After that, the imperial court, who were no longer able to pay the salaries of the high-level aristocrats due to decreased tax revenues because of the growing number of shoen, gave territories as Chigyo koku (proprietary provinces), as well as the patronage of the Kokushi and tax revenues regarding the province, to the high-level aristocrats.
その後、荘園の更なる増大で税収が減り、上級貴族に俸給を払えなくなった朝廷は、彼らに知行国として国を与え、その国に関する国司の任命権と税収を上級貴族に与えた。