Kankō (寛弘?) was a Japanese era name (年号,, nengō,?, lit. "year name") after Chōhō and before Chōwa. This period spanned the years from July 1004 through December 1012. The reigning emperors were Ichijō-tennō (一条天皇?) and Sanjō-tennō (三条天皇?).
