Gennin
Gennin (元仁?) was a Japanese era name (年号, nengō,?, lit. "year name") after Jōō and before Karoku. This period spanned the years from November 1224 to April 1225. The reigning emperor was Go-Horikawa-tennō (後堀河天皇?).
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Wikipedia
Gennin (元仁?) was a Japanese era name (年号, nengō,?, lit. "year name") after Jōō and before Karoku. This period spanned the years from November 1224 to April 1225. The reigning emperor was Go-Horikawa-tennō (後堀河天皇?).