Naomi Osaka ’s return to Grand Slam competition ended prematurely on Friday, as the two-time Australian Open champion was forced to retire from her third-round match against Belinda Bencic due to a strained abdominal muscle. Osaka had dropped the opening set in a tiebreaker, 7-6 (3), before informing the chair umpire she could no longer continue.

Two-time Australian Open champion Naomi Osaka has stopped playing because of an injury after dropping the opening set of her third-round match against Belinda Bencic.

Naomi Osaka retired from her Australian Open third round match on Friday. The Japanese tennis star had just lost the opening set to Belinda Bencic via a tiebreak (7-3) before pulling the plug. It marked the first time she had withdrawn from a grand slam tournament match in her career.