The tennis star withdrew from the French Open after shunning press conferences to protect her mental health.
Williams fell way behind and could not put together a comeback against a much younger and less-experienced opponent.
"It's heartbreaking," the tennis star said.
Naomi Osaka is just one of many examples where compassion evaporates the second someone publicly discusses their well-being.
The tennis officials' statement followed Osaka's stunning withdrawal from the French Open a day earlier.
"I will stay strong," the world No. 12 said after following Naomi Osaka out of the Grand Slam event prematurely.
Rep. Alexandria Ocasio-Cortez, Steph Curry, Serena Williams and others rallied around Osaka, who opened up about her struggles with mental health.
Naomi Osaka is finding support from fellow athletes after withdrawing from the French Open in order to protect her mental health.
The British broadcaster is again going after a successful woman of color who has spoken up about her mental health struggles.
“Not everyone is the same," the tennis legend said. "I’m thick. Other people are thin. Everyone is different and everyone handles things differently."