Kannin (寛仁) was a Japanese era name (年号, nengō; lit. "year name") after Chōwa and before Jian. This period spanned the years from April 1017 through February 1021. The reigning emperor was Go-Ichijō-tennō (後一条天皇).
Change of era
1017Kannin 1 (寛仁元年): The era name was changed to mark an event or series of events. The previous era ended and a new one commenced in Chōwa 6, on the 23rd day of the 4th month of 1017.
Events of the Kannin era
June 5, 1017 (Kannin 1, 9th day of the 5th month): The former-Emperor Sanjō died at the age of 42.
January 22, 1018 (Kannin 2, 3rd day of the 1st month): The emperor celebrated his coming-of-age ceremony.