the formal institution of Daijō Tennō in the new Meiji Constitution. The Prime Minister refused, stating that the Emperor should be above politics, and that in the past, the role of Daijō Tennō had most definitely been employed in the opposite fashion. Emperor Taishō and regency In 1921, it became clear that Emperor Yoshihito (later known by his reign name, Taishō, after death) was mentally incapacitated. In pre-modern Japan, he would have been forced to abdicate, but he was left in place and Crown Prince Hirohito (later Emperor Hirohito) was made Sesshō (regent). See also Emeritus Taishang Huang – retired Chinese emperor Taesangwang – retired Korean ruler Retired Emperor References Notes Bibliography Brown, Delmer and Ichiro Ishida, eds. (1979). [Jien (1221)], Gukanshō; "The Future and the Past: a translation and study of the 'Gukanshō,' an interpretive history of Japan written in 1219" translated from the Japanese and edited by Delmer M. Brown & Ichirō Ishida. Berkeley: University of California Press. /; OCLC 46731178 Ponsonby-Fane, Richard A. B. (1956). Kyoto: The Old Capital of Japan, 794-1869. Kyoto: The Ponsonby Memorial Society. Titsingh, Isaac, ed. (1834). [Siyun-sai Rin-siyo/Hayashi Gahō (1652)], Nipon o daï itsi ran; ou, Annales des empereurs du Japon. Paris: Oriental Translation Fund of Great Britain and Ireland.--Click for digitized, full-text copy of this book (in French) Varley, H. Paul, ed. (1980). [Kitabatake Chikafusa (1359)], Jinnō Shōtōki ("A Chronicle of Gods and Sovereigns: Jinnō Shōtōki of Kitabatake Chikafusa" translated by H. Paul Varley).'' New York: Columbia University Press. External links National Archives of Japan. Scroll showing procession of Emperor Kōkaku who abdicated in Bunka 14 (1817) Ancient Japanese institutions Japanese emperors Abdication