was a after Chōhō and before Chōwa. This period spanned the years from July 1004Nussbaum, Louis-Frédéric. (2005). "Chōhō" in ; n.b., Louis-Frédéric is pseudonym of Louis-Frédéric Nussbaum, see .Nussbaum, "Chōwa" at Titsingh, Isaac. (1834). Brown, Delmer et al. (1979). Gukanshō, pp. 302-307; Varley, Jinnō Shōtōki, pp. 192-195.
Change of Era
1004 : The era namewas changed to mark an event or series of events. The previous era ended and a new one commenced in Kankō 6, on the 20th day of the 7th month of 1004.
Events of the Kankō Era
March 17, 1008 (Kankō 5, 8th day of the 2nd month)<!-- NengoCalc 寛弘五年二月八日 -->: The former-Emperor Kazan died at the age of 41.
July 16, 1011 (Kankō 8, 13th day of the 6th month)<!-- NengoCalc 寛弘八年六月十三日 -->: In the 5th year of Emperor Ichijō's reign (一条天皇5年), he abdicated; and the succession (‘‘senso’’) was received by his cousin. Shortly thereafter, Emperor Sanjō is said to have acceded to the throne (‘‘sokui’’).Titsingh, Brown, p. 307; Varley, H. Paul. (1980). Jinnō Shōtōki, p. 44.
July 15, 1011 (Kankō 8, 22nd day of the 6th month )<!-- NengoCalc......