Japanese era from February 1261 to February 1264 From Wikipedia, the free encyclopedia
Kōchō (弘長) was a Japanese era (年号,, nengō,, lit. "year name") after Bun'ō and before Bun'ei. This period started in February 1261 and ended in February 1264.[1] During this time, the emperor was Kameyama-tennō (亀山天皇).[2]
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