Chōkan

Chōkan (長寛^?) was a Japanese era name (年号,, nengō,^?, lit. "year name") after Ōhō and before Eiman. This period spanned the years from March 1163 through June 1165. The reigning emperors were Nijō-tennō (二条天皇^?) and Emperor Rokujō-tennō (六条天皇^?).

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