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Kōchō (弘長) was a Japanese era name (年号,, nengō,, lit. "year name") after Bun'ō and before Bun'ei. This period spanned the years from February 1261 to February 1264.[1] The reigning emperor was Kameyama-tennō (亀山天皇).[2]

Change of era[edit]

  • Kōchō gannen (弘長元年); 1261: 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 Bun'ō 2.

Events of the Kōchō era[edit]

  • June 11, 1261 (Kōchō 1, 12th day of the 5th month): Nichiren was exiled to Itō in Izu.[3]
  • March 19, 1262 (Kōchō 2, 28th day of the 11th month): Shinran passes away at the age of 90
  • April 1, 1263 (Kōchō 3, 22nd day of the 2nd month): Nichiren was pardoned.[3]


  1. ^ Nussbaum, Louis-Frédéric. (2005). "Kōchō" in Japan Encyclopedia, p. 539, p. 539, at Google Books; n.b., Louis-Frédéric is pseudonym of Louis-Frédéric Nussbaum, see Deutsche Nationalbibliothek Authority File Archived 2012-05-24 at archive.today.
  2. ^ Titsingh, Isaac. (1834). Annales des empereurs du Japon, pp. 255-261; Varley, H. Paul. (1980). Jinnō Shōtōki. p. 232-233.
  3. ^ a b Nichren. (2004). Writings of Nichiren Shonin: Doctrine 3, p. 47.


  • Nichiren. (2004). Writings of Nichiren Shonin: Doctrine 3. onolulu: University of Hawaii Press. ISBN 0-8248-2931-X
  • 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 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. ISBN 9780231049405; OCLC 6042764

External links[edit]

Preceded by Era or nengō

Succeeded by