Keian (慶安) was a Japanese era name (年号, nengō, "year name") after Shōhō and before Jōō. This period spanned the years from February 1648 through September 1652. The reigning emperor was Go-Kōmyō-tennō (後光明天皇).
Keian (慶安) was a Japanese era name (年号, nengō, "year name") after Shōhō and before Jōō. This period spanned the years from February 1648 through September 1652. The reigning emperor was Go-Kōmyō-tennō (後光明天皇). (en)
Keian (慶安) was a Japanese era name (年号, nengō, "year name") after Shōhō and before Jōō. This period spanned the years from February 1648 through September 1652. The reigning emperor was Go-Kōmyō-tennō (後光明天皇). (en)
