MELBOURNE, AUSTRALIA - JANUARY 17: Naomi Osaka of Japan walks off the court after retiring with injury from playing against Belinda Bencic of Switzerland in the third round on Day 6 of the 2025 ...
Two-time Australian Open champion Naomi Osaka stopped playing because of a strained abdominal muscle after dropping the opening set of her third-round match against Belinda Bencic on Friday.