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

So far, the early results are promising for the budding partnership between Osaka and Wiktorowski. Osaka defeated Ariana ...

Wiktorowski coached Poland’s Iga Swiatek from late 2021 until last October. Read more at straitstimes.com. Read more at ...

Naomi Osaka was on the brink of defeat at the Canadian Open, but she saved two match points to pull off an incredible ...

Naomi Osaka defeated Jelena Ostapenko in straight sets for the third time in as many meetings to reach the Omnium Banque ...

Naomi Osaka didn't wait too long to add a new name to her coaching staff as the current world No. 49 is set to be assisted by ...

Japan's Naomi Osaka, a four-time Grand Slam singles champion, will work with Polish coach Tomasz Wiktorowski on a trial basis ...

Naomi Osaka stormed into the fourth round of the Omnium Banque Nationale, knocking out former Roland Garros champion Jelena Ostapenko, 6-2, 6-4.

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.

The former No. 1 has been seen practicing with Iga Swiatek's previous coach, after parting ways with Patrick Mouratoglou on Sunday.

Naomi Osaka, the four-time Grand Slam champion, has ended her partnership with coach Patrick Mouratoglou after less than a year. She's now trialing wi ...