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Chōhō (era)
Period of Japanese history (999–1004 CE) / From Wikipedia, the free encyclopedia
Chōhō (長保) was a Japanese era name (年号, nengō, lit. "year name") after Chōtoku and before Kankō. This period spanned the years from January 999 through July 1004.[1] The reigning emperor was Ichijō-tennō (一条天皇).[2]