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

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

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

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 ...

Wimbledon champion Iga Swiatek cruised, Naomi Osaka battled through and Canadian Eugenie Bouchard called time on her WTA ...

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

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 ...

Naomi Osaka has just been through to the Montreal third round and it came after a major comeback pulled off by the Japanese, who defeated No. 13 seed Liudmila Samsonova 4-6 7-6 (6) 6-3 in just over ...

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 ...

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