noun
quarterfinal match
Used in tournament contexts for the round before the semifinals. Often shortened to 準々決勝 in casual speech.
彼は準々決勝戦で敗れた。
He lost in the quarterfinal match.
準々決勝戦は明日行われる。
The quarterfinal game will be held tomorrow.
Compound of 準 (jun, 'semi-') repeated for 'quarter-', 決勝 (kesshō, 'final'), and 戦 (sen, 'match'). The repetition of 準 is written with the iteration mark 々 in the standard form.