Kōji (Muromachi period)

Kōji (弘治) was a Japanese era name (年号, nengō, "year name") after Tenbun and before Eiroku. This period spanned the years from October 1555 through February 1558.[1] Reigning emperors were Go-Nara-tennō (後奈良天皇) and Ōgimachi-tennō (正親町天皇).[2]

Change of eraEdit

  • 1555 Kōji gannen (弘治元年): The era name was changed to mark an event or a number of events. The old era ended and a new once commenced in Tenbun 24.

The name originates from the following Chinese passage: 「祇承宝命、志弘治体」.

Events of the Kōji eraEdit


  1. ^ Nussbaum, Louis-Frédéric. (2005). "Kōji" in Japan encyclopedia, p. 545; 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. 372–382.
  3. ^ a b c Titsingh, p. 382.
  4. ^ Sansom, George. (1961) A History of Japan, 1334–1615, p. 246.
  5. ^ Sansom, p. 257.


  • Nussbaum, Louis Frédéric and Käthe Roth. (2005). Japan Encyclopedia. Cambridge: Harvard University Press. ISBN 978-0-674-01753-5; OCLC 48943301
  • Sansom, George Bailey. (1958). A History of Japan, ISBN 9780804705257; ISBN 9780804705240; OCLC 16859819
  • 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

External linksEdit

Preceded by Era or nengō

Succeeded by