Innochocho is an order document in a form of cho (a kind of document formats) issued by In no cho of Daijo Tenno (the Retired Emperor) to officials and Sogo (Office of Monastic Affairs) that were not under its jurisdiction.
院庁牒（いんのちょうちょう）は、太上天皇の院庁より、被管関係にない官司や僧綱などに対して出した牒形式の命令文書。