Overview
- Carlos Alcaraz, the world No. 1, defeated Sebastián Báez 6-4, 6-2 to reach the second round at the ATP 500 in Tokyo.
- He twisted his left ankle at 2-2 in the first set, received on-court treatment and taping, and continued to close out the match.
- Play was paused roughly 20–25 minutes for rain as the Ariake Coliseum’s retractable roof was closed before the first set concluded.
- Alcaraz is slated to face Zizou Bergs next, with the second-round match expected on Saturday in Tokyo.
- Jannik Sinner, tuning up in Beijing after his US Open final loss to Alcaraz, says he is making tactical adjustments ahead of a likely Shanghai meeting.