The four-time major champion announced that she had parted ways with coach Patrick Mouratoglou following middling results.

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

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

Osaka, a four-time Grand Slam champion, has been in a career rut for years. Mouratoglou joined her staff in September of 2024 ...

The news comes after Naomi Osaka lost her second match at the D.C. Open and just before she begins competing in Toronto.

Highlights from Naomi Osaka's dominant win over Jelena Ostapenko on Friday to advance to the Round of 16 in Montreal.

Unseeded Naomi Osaka looked strong against her seeded opponent and could now face world No 4 Jessica Pegula in the next round ...

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 secured a 6-2, 6-4 victory over Jelena Ostapenko in a battle of Grand Slam champions in the third round of the ...

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 is back making headlines in the tennis world, and there is no doubt she’s bringing the fire this season. The Japanese star knocked out Jelena Ostapenko in convincing fashion at the WTA ...

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