The Kyukan was further divided into six job titles (六尚, "liu-shang" in Chinese) and the pursuant job duties: Shang-kung (尚宮, Services related to General affairs), Shangyi (尚儀, Services related to Manner & Etiquette and Music), Shang-fu (尚服, Services related to Clothing), Shang-shih (尚食, Services related to Foods and Beverages), Shang-chin (尚寝, Services related to Housing and Living) and Shang-kung (尚功, Services related to Arts and Crafts).
尚宮（総務的な仕事）・尚儀（礼楽に携わる）・尚服（衣服に携わる）・尚食（食事に携わる）・尚寝（居住空間に携わる）・尚功（工芸に携わる）の六尚に分けられて職務に従事した。