Although on its early stage, the both Yuhitsu were up against each other, later the system selecting Oku-yuhitsu out of Omote-yuhitsu was established and the separation was settled.
当初は双方の右筆は対立関係にあったが、後に表右筆から奥右筆を選定する人事が一般化すると両者の棲み分けが進んだ。