The appointment was made by Dajokan upon selection by Shikibu-sho or Hyobu-sho (the Ministry of Military), but the ministry substantially held the appointing power, and furthermore, it is considered that the selection was conducted in consideration of an intention of government official who would supervise a government post to subject to Bunin.
式部省もしくは兵部省が選考して太政官が任命するが、実質的な任命権限は省にあり、更に選考には補任される官職が属する官司の意向も考慮されてと考えられている。