Osaka's post concluded, "Lastly thank you to everyone for all the kind messages, I am extremely grateful." Mouratoglou posted pictures of Osaka and himself on Instagram with a full statement.

Just over a week ago, before the start of the Canadian Open, it was announced Naomi Osaka split with tennis coach Patrick ...

Now, in her first tournament since splitting with Mouratoglou and adding Tomasz Wiktorowski to her team, the Japanese has ...

Naomi Osaka's coaching split with Patrick Mouratoglou shocks fans after he blames her lack of competitiveness during their ...

Former Coco Gauff's coach Brad Gilbert believes that Naomi Osaka's separation from coach Patrick Mouratoglou was key to the ...

Osaka has won only one title while collaborating with Mouratoglou – more precisely the Saint-Malo WTA 125 – really too little for a champion of her caliber, who has made the recent history of women's ...

WASHINGTON -- Naomi Osaka and coach Patrick Mouratoglou are done working together after less than a year, the four-time Grand Slam champion announced Sunday on social media.

Naomi Osaka is rolling once more. Twenty months into her tennis comeback after giving birth to her first child, Osaka is back ...

Osaka announced the parting with Frenchman Mouratoglou, the former coach of superstar Serena Williams, on social media on Monday before defeating Canadian qualifier Ariana Arseneault 6-4, 6-2 in ...

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

In the interview, Mouratoglou, 54, said he expects nothing less from Osaka, a player he says comes to the court every day with an open mind and a hunger to try anything to get better.