秘ひ史し

noun

secret history; hidden history; unknown historical facts

Refers to historical facts or narratives that are not widely known, often deliberately concealed or overlooked. Used in academic, literary, or journalistic contexts.

• この本ほんは戦せん国ごく時じ代だいの秘ひ史しを明あきらかにしている。

  This book reveals the secret history of the Warring States period.

• 彼かれは会かい社しゃの秘ひ史しを暴ばく露ろした。

  He exposed the hidden history of the company.