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

Fans were left surprised after not seeing Osaka and Kyrgios among teams officially confirmed for the US Open mixed doubles ...

Naomi Osaka ended her run of four consecutive three-set losses with a hard-fought victory in Montreal, showing resilience to ...

Naomi Osaka came back from the brink to pull off an incredible comeback at the Canadian Open. No. 13 seed Liudmila Samsonova ...

A four-time Grand Slam champion, Osaka was playing her first tournament since parting ways with Patrick Mouratoglou, the former coach of Serena Williams whom she hired last fall. The 27-year-old is ...

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 ...

Iga Swiatek cruised, Naomi Osaka battled through, and Eugenie Bouchard called time on her WTA career with a gutsy second-round loss in Montreal on Wednesday.

Naomi Osaka secured a second-round win at the Toronto Masters under her new coach, Tomasz Wiktorowski — the Polish tactician ...

Wimbledon champion Iga Swiatek cruised into the third round of the WTA Canadian Open on Wednesday as Naomi Osaka fought off ...

Osaka has won only one title while collaborating with Mouratoglou – more precisely the Saint-Malo WTA 125 – really too little ...

Making her first appearance since winning Wimbledon 18 days before, No. 2 seed Iga Swiatek of Poland breezed past China's Guo ...

Naomi Osaka and Liudmila Samsonova have played five times in the past 16 months, and Osaka took a 3-2 lead in their rivalry after saving two match points en route to victory in the Omnium Banque ...