Naomi Osaka, a two-time champion, has withdrawn from the Australian Open, the tournament's administrators announced on Sunday without giving a reason.

The former world number one from Japan was on the Australian Open entry list, but Osaka was not expected to compete in the warm-up events in Adelaide and Hobart,

casting doubt on her ability to compete in the hard-court championship. The Australian Open was abandoned by Naomi Osaka. At #AO2023,

we will miss him, the Australian Open tweeted. Yastremska, Dayana, enters the main draw.

Since retiring from her match against Beatriz Haddad Maia in the second round of the Pan Pacific Open in Tokyo in September due to sickness,

Her resignation comes a day after Australian Open organizers suffered a double blow when American Venus Williams, a seven-time Grand Slam champion,

withdrew due to injury. After being disqualified from the 2021 French Open, Osaka, whose ranking has dropped to 42nd,

took a sabbatical to focus on her mental health. She later revealed that she was experiencing depression.