Japan's Naomi Osaka, a four-time Grand Slam singles champion, will work with Polish coach Tomasz Wiktorowski on a trial basis after splitting with Patrick Mouratoglou after less than a year together.

Naomi Osaka and Patrick Mouratoglou have parted ways after less than a year of working together, and the four-time Grand Slam champion will now work with Tomasz Wiktorowski on a trial basis.

Naomi Osaka surprised a day ago by announcing the end of her coaching partnership with Patrick Mouratoglou after 10 months of ...

Tennis coach Rick Macci has highlighted what Naomi Osaka needs to do to return to her very best. Former world number one Osaka has had a tough time ever since returning to court after taking a long ...

Welcome back to the Monday Tennis Briefing, where The Athletic will explain the stories behind the stories from the past week ...

Osaka is coming off a disappointing loss to Emma Raducanu in D.C., and, at No. 51, is still not close to her Slam-winning form of the past. And the Canadian fans should help. But Arseneault may need a ...

Four-time Grand Slam champion Naomi Osaka has split with coach Patrick Mouratoglou after just shy of a year together. Osaka confirmed the split on social media ahead of the WTA 1,000 Canadian Open in ...

At Mouratoglou's urging, Osaka dropped down a level of competition to win a WTA 125 in Saint-Malo, France during the clay-court season and won it—her first trophy since giving birth—and posted an ...

Osaka's time with Mouratologou followed an up-and-down sequence of promising signs and frustrations with either injury or ...

Maria Sakkari is applauding Naomi Osaka's decision to play a WTA 125 (Challenger) tournament and reveals she privately ...

Emma Raducanu is chasing her second title of her career and has made another stride toward it. She is in The post Emma ...

Emma Raducanu brought Naomi Osaka’s Washington Open campaign to an end with a performance full of confidence. Raducanu, ...