投とう了りょう

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

resignation; giving up the game

Used in board games, especially shogi and go, when a player formally concedes defeat. Can also be used metaphorically for giving up on a difficult situation.

• 形けい勢せいが悪わるくなったので、彼かれは投とう了りょうした。

  Since his position had worsened, he resigned the game.

• プロ棋き士しの投とう了りょうのタイミングは絶ぜつ妙みょうだ。

  The timing of a professional player's resignation is exquisite.