ノーヒント

noun

no hint; without clues

Used in quiz or game contexts where no hints or clues are provided. Often appears as a condition or rule.

• このクイズはノーヒントで答こたえてください。

  Please answer this quiz without any hints.

• ノーヒントで謎なぞを解とくのは難むずかしい。

  It's difficult to solve the puzzle with no hints.