This Article "Kei-shiki" was put here to specify documentary forms to seek approval of Kotaishi (Crown Prince) and Sanko (Emperor's grand mother, mother and legitimate consort) for the affairs decided by Togubo (Crown Prince's quarters) or Chugu-shiki (imperial offices for Sanko [Emperor's grand mother, mother and legitimate consort]).
啓式（春宮坊（中宮職）が決定した事項に対して、皇太子（三后）に裁可を求める際の書式）