MELBOURNE, Australia — Two-time Australian Open champion Naomi Osaka stopped playing because of a strained abdominal muscle ...

Two-time Australian Open champion Naomi Osaka said "it sucks" after retiring Friday with a stomach muscle injury during her ...

MELBOURNE (Reuters) -Swiss Belinda Bencic advanced to the last 16 of the Australian Open after two-time champion Naomi Osaka ...

In the Australian Open Round of 64 on Tuesday, we have a matchup featuring No. 51-ranked Naomi Osaka versus No. 20 Karolina ...

A four-time Grand Slam champion, Osaka returned from maternity leave last year and lost in the first or second round of all ...

Naomi Osaka defeated No. 20 Karolina Muchova 1-6, 6-1, 6-3 on Wednesday to reach the third round of a major for the first ...

Naomi Osaka said she was enjoying a little bit of revenge against Karolina Muchova at the Australian Open on Wednesday, ...

Former Australian Open champion Naomi Osaka fought back from a set down Wednesday to reach the third round of a Grand Slam ...

At her peak, the four-time Grand Slam champion played her best tennis in the toughest moments. In Melbourne, she did it again ...