Tenpyō-shōhō (天平勝宝) was a Japanese era name (年号, nengō, lit.
"year name") after Tenpyō-kanpō and before Tenpyō-hōji.
This period spanned the years from July 749 through August 757.
[1] The reigning empress was Kōken-tennō (孝謙天皇).
[2]