When the bugyonin (magistrate, who originally took charge of the office work in the Onshogata) gradually took part in administration as the bugyoshu (group of magistrate, also called yuhitsukata), despite their low ranking in the Onshogata, they were included among the members of Gozensata in accordance with the shogun's instruction and called Onshogatashu (members of the Onshogata).
特に恩賞方などで事務を担当していた法曹官僚である奉行人が次第に奉行衆（右筆方）として幕政に深く関わってくると、本来恩賞方の下級官僚でしかない彼らが将軍の意向で御前沙汰の一員に加えられて恩賞方衆と呼ばれるようになる。