"Daijokan-so" meant for Daijokan (the Grand Council of State) to submit its reports to the Emperor, or the relevant reports, which were operative within the framework of Ritsuryo system (a centralized government system under the Ritsuryo Code).
太政官奏（だいじょうかんそう）とは、律令制において太政官から天皇に奏上を行うこと、あるいはその文書を指す。