Ōtoku (応徳) was aJapanese era name (年号,nengō; "year name") afterEihō and beforeKanji. This period spanned the years from February 1084 through April 1087.^[1] The reigning emperor wasEmperor Shirakawa-tennō (白河天皇).^[2]

• February 9, 1084Ōtoku gannen (応徳元年): The new era name was created to mark an event or series of events. The previous era ended and the new one commenced inEihō 4, on the 7th day of the 2nd month.^[3]

• 1084 (Ōtoku 1, 9th month): Theempress Kenshi, the emperor's principal consort, died. Shirakawa was afflicted with great grief, and for a time, he turned over the administration of the government to his ministers.^[4]
• 1086 (Ōtoku 3, 9th month): Shirakawa announced his intention to abdicate in favor of his son.^[4]
• January 3, 1087 (Ōtoku 3, 26th day of the 11th month): Shirakawa formally abdicated,^[3] and he took the titleDaijō-tennō.^[4] Shirakawa had personally occupied the throne for 14 years; and for the next 43 years, he would exercise broad powers in what will come to be known ascloistered rule.^[5]

• Brown, Delmer M. and Ichirō Ishida, eds. (1979).Gukanshō: The Future and the Past. Berkeley: University of California Press.ISBN 978-0-520-03460-0;OCLC 251325323
• Nussbaum, Louis-Frédéric and Käthe Roth. (2005).Japan encyclopedia. Cambridge:Harvard University Press.ISBN 978-0-674-01753-5;OCLC 58053128
• Titsingh, Isaac. (1834).Nihon Ōdai 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.ISBN 9780231049405;OCLC 6042764

• National Diet Library, "The Japanese Calendar"-- historical overview plus illustrative images from library's collection

• 1080s in Japan
• Japanese eras
• 11th-century neologisms

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• Articles containing Japanese-language text