Next up for Osaka is a second round match against Veronika Kudermetova.
Four-time Grand Slam champion Naomi Osaka's name appeared on the singles entry list for Wimbledon released by the organisers on Friday but veterans Roger Federer and the Williams sisters were not included.
'It's such an honor to be a part of the Barbie Role Model series'
Osaka battled on gamely before retiring while trailing Kaia Kanepi 7-6(4), 3-0.
Osaka withdrew from last year's French Open following a row with tournament organisers over media duties, explaining that she had been suffering from depression for almost three years.
Williams has just one professional tournament remaining before she drops the curtain on her historic career
'He may respect others, but he is unlikely to admire them'
Former Wimbledon champion Marion Bartoli says there are big question marks about whether or not Naomi Osaka will play at the grasscourt championships this year after her withdrawal from the French Open, citing mental health issues.
The tennis ace showed off her sleek jet black extensions that cascaded down to her back.
Wimbledon last week had its ranking points taken away by the men's ATP and women's WTA after the grasscourt major opted to exclude players from Russia and Belarus
Earlier on Wednesday, tournament director Jamie Baker said he informed Osaka's team that organisers were "completely open for any discussions" in case of any issues.
She has emerged as one of the most measured, and perhaps most unanticipated, voices to address racial injustice in America.
'Haven't been on my phone much but I wanted to hop on here and tell you all that I really appreciate it'
'As athletes we are taught to take care of our body, and perhaps the mental and emotional aspect gets short shrift'
'Putin will not be bound by any kind of deal he would sign with the US.'
Osaka was named Forbes' highest-paid female athlete in May last year when she surpassed Serena Williams, raking in $37.4 million in prize money and endorsements over 12 months.
Four-times Grand Slam champion Naomi Osaka looks set to return to tennis shortly after getting 'that itch' to play again.
'A less tense US-China relationship would make Beijing less likely to provoke India -- including on the border -- in retaliation for its close defence ties with the US.'
The 23-year-old released a short social media statement on Saturday to thank her fans for their support over her decision to withdraw from the French Open following a dispute over her refusal to attend press conferences.
'I think it's (pressure) maybe because I haven't played in an Olympics before and for the first one to be here was a bit much.'
Trump spoke approvingly of his recent telephone conversation with Xi Jinping. This could indicate the possibility of America and China reaching some level of tactical accommodation, which would not be good news for India, points out Ambassador Shyam Saran, a former foreign secretary.
Naomi Osaka will defend her title at the US Open, organisers said on Wednesday, after she withdrew from this year's French Open and Wimbledon on mental health grounds.
United States President-elect Donald Trump has invited Chinese President Xi Jinping to attend his January 20 inauguration, CBS News reported citing sources.
'The President-elect firmly believes we can avoid conflict with the Chinese Communist party because they need our markets.'
Naomi Osaka gave Jennifer Brady a lesson in Grand Slam tennis as she cruised to a 6-4, 6-3 win to claim her second Australian Open title on Saturday and cement her standing as the new queen of the women's game.
'Take care of yourself and see you back winning soon!'
French Tennis Federation (FFT) President Gilles Moretton described Osaka's action as a "phenomenal mistake".
As she stepped out to play the US Open final on Saturday, Naomi Osaka wore a mask with the name Tamir Rice emblazoned on it.
Venus Williams, Coco Gauff pair up to play doubles at French Open.
Osaka said she appreciated taking time away from the court ahead of the Games in Tokyo
The former world number one was especially proud of the way she has managed to mould her mindset to deal with tough losses.
Gearing up for Trump 2.0 era, Chinese President Xi Jinping on Tuesday cautioned there will be no winner in a tariff or tech wars between China and the United States and vowed that Beijing would firmly safeguard its interests.
Australian Open champion Naomi Osaka said rediscovering her love for tennis and not focusing on results and rankings were among her top goals for 2022, following her return to action in Melbourne on Tuesday after a four-month break.
'However, after my announcement and lengthy consultation with the WTA and USTA, I have agreed at their request to play on Friday. They offered to postpone all matches until Friday and in my mind that brings more attention to the movement. I want to thank the WTA and the Tournament for their support.'
Osaka said she was going to 'take some time away from the court now'
IMAGES from Day 2 of the US Open played at Flushing Meadows in New York on Tuesday.
As they celebrated Naomi Osaka's victory in the final of the US Open in Flushing Meadows on Saturday, Tokyoites were eager to embrace their heroines' stand against racial injustice.
Britain's Formula One world champion Lewis Hamilton claimed the inaugural Athlete Advocate of the Year Award for his involvement in the fight against racism.
Romania's Ana Bogdan advanced the quarterfinals of the Japan Open with a 6-0, 7-6 (5) victory over No. 4 seed Marie Bouzkova of the Czech Republic on Thursday in Osaka.
Osaka was fined $15,000 for skipping her news conference after her first round win and was warned of possible expulsion from Roland Garros