The emperor's rinji (order) played a role of providing an authorization called 'ando' for the ownership of the family estate and guaranteeing the family business, while the shogun's migyosho and gonaisho played a role of providing an 'ando' authorization for the ownership of keryo (territory of a family).
天皇の綸旨は家督や家業の安堵の役目を、室町殿の御教書・御内書は家領の安堵の役目を果たした。