必ひっ勝しょう法ほう

noun

surefire way to win; winning formula

Refers to a method or strategy that guarantees victory, often used in games, competitions, or business contexts.

• このゲームに必ひっ勝しょう法ほうはあるの？

  Is there a surefire way to win this game?

• 彼かれは投とう資しの必ひっ勝しょう法ほうを探さがしている。

  He is looking for a winning formula for investing.