Kitabatake Chikafusa, 1359, Jinnō Shōtōki ("A Chronicle of Gods and Sovereigns: Jinnō Shōtōki of Kitabatake Chikafusa" translated by H. Paul Varley).
A retired emperor who entered a Buddhist monastic community became a Cloistered Emperor (Japanese 太上法皇 Daijō Hōō).
The same year Black received authorisation to publish articles on government policy and the proceedings of the Daijō-kan (太政官), or Council of State.