機き密みつ書しょ類るい

noun

classified document; confidential document

Refers to documents containing sensitive information, often used in government, military, or corporate contexts.

• 機き密みつ書しょ類るいを厳げん重じゅうに保ほ管かんする。

  We store classified documents under strict security.

• その機き密みつ書しょ類るいは許きょ可かなく持もち出だせない。

  Those confidential documents cannot be taken out without permission.