Japanese era from July 1145 to January 1151

Kyūan (久安), also romanized as Kyū-an, was a Japanese era name (年号,, nengō,, lit. "year name") after Ten'yō and before Ninpei. This period spanned the years from July 1145 through January 1151.[1] The reigning emperor was Konoe-tennō (近衛天皇).[2]

Events of the Kyūan Era

  • 1145 (Kyūan 1, 8th month): Taiken-mon In, died. She was mother of former-Emperor Sutoku.[3]
  • 1146 (Kyūan 2, 2nd month), The emperor visited the home of former Emperor Toba.[3]
  • 1148 (Kyūan 4, 6th month): In Heian-kyō (Kyoto), the imperial palace was destroyed by fire.[5]
  • 1150 (Kyūan 6, 1st month): Konoe married Fujiwara-no Tokoku. This bride became kōgū (first empress).[5]
  • 1150 (Kyūan 6, 3rd month): Konoe took a second wife; and this bride became chūgyo (second empress). Konoe caused discord when he neglected his first wife.[5]
  • 1150 (Kyūan 6, 12th month): Minamoto no Yoshikane became head of the Ashikaga clan in Shimotsuke province.[5]


  1. Nussbaum, Louis-Frédéric. (2005). "Kyū-an" in Japan Encyclopedia, p. 587.
  2. Titsingh, Isaac. (1834). Annales des emepereurs du japon, pp. 186-188; Brown, Delmer et al. (1979). Gukanshō, pp. 324-326; Varley, H. Paul. (1980). Jinnō Shōtōki, p. 205.
  3. 3.0 3.1 Titsingh, p. 186.
  4. Titsingh, p. 186; this event was important because, in each 60-year cycle, the 1st and the 58th years are lucky according to Chinese astrology.
  5. 5.0 5.1 5.2 5.3 Titsingh, p. 187.

Other websites


Kyūan 1st 2nd 3rd 4th 5th 6th 7th
Gregorian 1145 1146 1147 1148 1149 1150 1151
Preceded by:
Era or nengō:
Succeeded by: