内ない密みつに

adverb

confidentially; privately; off the record

Used when information is shared in confidence, not for public knowledge. Often used in business or personal contexts to indicate secrecy or discretion.

• この話はなしは内ない密みつに頼たのむよ。

  Please keep this matter confidential.

• 内ない密みつに処しょ理りしてください。

  Please handle this discreetly.