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EntityQ1075611· pop 15· linked from 264 articles

was a after Saikō and before Jōgan. This period spanned the years from February 857 through April 859. The reigning emperors were and .

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Encyclopedic overview

5 sections
Contents
  • Change of Era
  • Events of the ''Ten'an'' era
  • Notes
  • References
  • External links

was a after Saikō and before Jōgan. This period spanned the years from February 857 through April 859. The reigning emperors were and .

==Change of Era== January 30, 857 : The new era name was created to mark an event or series of events. The previous era ended, and the new one commenced in Saikō 4, on the 21st day of the 2nd month of 857.

Excerpted from Wikipedia’s “Ten'an” article, available under the CC BY-SA 4.0 licence.