was a after Juei and before Bunji. This period spanned the years from April 1184 through August 1185. The reigning emperors were and . Change of era 1184 : The new era name was created to mark an event or a number of events. The previous era ended and a new one commenced in Juei 3, on the 16th day of the 4th month of 1184. Events of the Genryaku era 1185 (Genryaku 2, 24th day of the 3rd month): the Taira (also known as the Heike) and the Minamoto clashed in the Battle of Dan-no-ura; and the Heike were utterly defeated. 1185 (Genryaku 2, 9th day of the 7th month): Great earthquake caused turmoil in the capital and in the neighboring provinces. References Sources Brown, Delmer M. and Ichirō Ishida, eds. (1979). Gukanshō: The Future and the Past. Berkeley: University of California Press. ; OCLC 251325323 Nussbaum, Louis-Frédéric and Käthe Roth. (2005). Japan encyclopedia. Cambridge: Harvard University Press. ; OCLC 58053128 Titsingh, Isaac. (1834). Nihon Odai Ichiran; ou, Annales des empereurs du Japon. Paris: Royal Asiatic Society, Oriental Translation Fund of Great Britain and Ireland. OCLC 5850691 Varley, H. Paul. (1980). A Chronicle of Gods and Sovereigns: Jinnō Shōtōki of Kitabatake Chikafusa. New York: Columbia University Press. ; OCLC 6042764 External links National Diet Library, "The Japanese Calendar" -- historical overview plus illustrative images from library's collection Japanese eras 1180s in Japan