Jiryaku (治暦) was a Japanese era name (年号, nengō, lit. "year name") after Kōhei and before Enkyū. This period spanned the years from August 1065 through April 1069.[1] The reigning emperors were Go-Reizei-tennō (後冷泉天皇) and Go-Sanjō-tennō (後三条天皇).[2]
^Titsingh, Isaac. (1834). Annales des empereurs du japon, pp. 162-166; Brown, Delmer et al. (1979). Gukanshō, pp. 311-314; ; Varley, H. Paul. (1980). Jinnō Shōtōki. p. 197-198.