Normally an imperial decree intended by the Emperor or Daijokan (Grand Council of State) was handed down via recorders of gekikyoku (Secretaries' Office of the Council of State) or Benkankyoku (Controllers' Office) to Myobo hakase, who replied in the form of kanmon.
通常は天皇や太政官の意向を受けた宣旨が外記局もしくは弁官局の史(律令制)より明法博士に下され、それに対して勘文の形式で解答を出すことになる。