Eien (永延) was a Japanese era (年号, nengō, lit. "year name") after Kanna and before Eiso. This period spanned the years from April 987 through August 988.[1] The reigning emperor was Ichijō-tennō (一条天皇).[2]
Preceded by | Era or nengō Eien 987–988 |
Succeeded by |
Japanese era names (nengō) by period
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