Era name
From Wikipedia, the free encyclopedia.

Era name was an East Asian imperial practice of numbering years in an emperor's reign. It originated as a motto or slogan chosen by a the emperor. Different East Asian countries utilized slightly different systems:

• Chinese era name
• Japanese era name
• Korean era name
• Vietnamese era name

External link

• Comparative timeline of Chinese, Japanese and Korean historical events

zh-cn:年号

The original article can be found at: http://en.wikipedia.org/wiki/Era_name.
All text is available under the terms of the GNU Free Documentation License.