Quarter-Final Match Cut Short in Tokyo
Carlos Alcaraz advanced to the Japan Open semi-finals on October 4, 2026, after Denis Shapovalov was forced to retire due to injury during the second set of their quarter-final encounter in Tokyo, as reported by Yahoo Sports. The match ended prematurely with Alcaraz leading 2-1 in the second set after claiming a fiercely contested opening set through a tiebreak.
The 23-year-old Spaniard had once again navigated a turbulent opening frame, dropping his serve multiple times before recovering. As has been a recurring theme during his week in the Japanese capital, Alcaraz elevated his level during the crucial tiebreak to secure the early advantage. However, physical distress quickly derailed the contest for Shapovalov, who received an off-court medical time-out before deciding he could no longer continue.
Comeback Trail and Serving Struggles
This tournament marks just the third competitive event for Alcaraz since returning from a nearly five-month layoff caused by a right wrist injury sustained during the clay-court season. Following appearances at the US Open and the Laver Cup, the world-class competitor is working his way back to peak match fitness, though his recent outings have exposed vulnerabilities.
Speaking in his post-match interview with Yahoo Sports, Alcaraz admitted that his serving mechanics remain a significant work in progress. “I was a little bit frustrated with my serve. I couldn’t find the good way of serving, struggling almost every game of the serve, but, you know, just happy with the way that I came back after every break,” Alcaraz stated. When asked to evaluate his current playing standard compared to his pre-injury form, the seven-time Grand Slam champion conceded that he remains “way far” from where he wants to be.
Pundit Assessment and Title Defense Stakes
Former US Open finalist Tennishead analyst Greg Rusedski, speaking on Sky Sports, noted that while Alcaraz is finding ways to win matches through sheer resilience and tactical shifts, he is not yet playing his absolute best tennis. Rusedski had earlier highlighted the mounting pressure on Alcaraz as he attempts to defend the Japan Open crown he captured on his tournament debut last year.
Only two players in the 54-year history of the tournament — Stefan Edberg and Pete Sampras — have successfully defended consecutive singles titles in Tokyo. Alcaraz remains three wins away from joining that elite historical club. Following Shapovalov’s unfortunate exit, Alcaraz wrote “Be back soon, Denis” on the court camera and expressed hope that the Canadian’s injury is minor enough to allow him to compete at the upcoming Shanghai Masters. Alcaraz will now face either Jaume Munar or Kyrian Jacquet in the semi-finals.