, also known as Horyaku, was a after Kan'en and before Meiwa. The period spanned the years from October 1751 through June 1764. The reigning emperor and empress were and .
, also known as Horyaku, was a after Kan'en and before Meiwa. The period spanned the years from October 1751 through June 1764. The reigning emperor and empress were and .