The Kurododokoro (Chamberlain's Office) was located in the north of the nishibisashi (western outer area) and the Kyoshodokoro Bureau which was responsible for the organization of documents was located in the south of the nishibisashi of Kyoshoden Hall.
校書殿西廂の北には蔵人所が置かれ、西廂の南には書籍、文書を整理する校書所が置かれていた。