In the era of Hei-tei (Emperor Ping) (Han), "Chunqiu Zuoshi Zhuan" (Master Zuo's Commentary to the Spring and Autumns), "Girai" (Yili), "Mao shi" (Classic Poetry, Book of Odes), and "Shosho" (Classic of History) were assigned as gakkan, and in the Shin-cho (Xin Dynasty), "Rites of Zhou."
平帝(漢)の時には『春秋左氏伝』『儀礼』『毛詩』『尚書』が、新朝では『周礼』が学官に立てられた。