Kōnin (era)
Kōnin (弘仁?) was a Japanese era name (年号,, nengō,?, lit. "year name") after Daidō and before Tenchō. This period spanned the years from September 810 through January 824. The reigning emperors were Saga-tennō (嵯峨天皇?) and Junna-tennō (淳和天皇?).
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