一人ひとり勝がち

noun, noun or participle which takes 'suru', intransitive verb

sole winner; beating everyone else

Describes a situation where one person or entity wins overwhelmingly, leaving others behind. Often used in competitive contexts like sports, business, or games.

• 彼かれは今こん回かいのコンテストで一人ひとり勝がちした。

  He was the sole winner in this contest.

• あのチームの一人ひとり勝がちで終おわった。

  It ended with that team beating everyone else.

noun which may take the genitive case particle 'no', na-adjective

winner-take-all

Used attributively to describe a situation or system where one party takes all the benefits or rewards. Common in phrases like 一人勝ちの状態.

• これは一人ひとり勝がちの市し場じょうだ。

  This is a winner-take-all market.

• 一人ひとり勝がちな結けっ果かになった。

  It turned out to be a winner-take-all result.

na-adjective

mostly alone; mostly by oneself

Describes doing something predominantly alone, without much help or company. Less common than the winning sense.

• このプロジェクトは一人ひとり勝がちで進すすめた。

  I carried out this project mostly by myself.