Osaka, who returned to the tour a year ago after a long maternity break, had shown glimpses of the form that won her four major titles on her run to the final in Auckland.
Madison Keys said she would be wary about being too aggressive against Iga Swiatek.
IMAGES from the Australian Open Men's semi-finals played on Friday.
Osaka dropped the first set and trailed 4-2 in the second against the tournament qualifier before finding her rhythm in front of a supportive crowd on a sunny day in South Florida.
The 18-year-old captured the Argentina Open title with a in over home favourite Francisco Cerundolo in the final.
Hady Habib is the first man representing Lebanon to win a singles main draw match at a Grand Slam in the professional era.
Novak Djokovic admitted reality was beginning to bite after the Serb was unable to bridge a 15-year age gap in a Wimbledon semi-final drubbing against Italian Jannik Sinner on Friday.
It was Alexander Zverev's first opening-round defeat at a Grand Slam since Wimbledon in 2019 and leaves him still searching for a first major after 38 attempts.
Alexander Zverev cruised past Frenchman Lucas Pouille in straight sets in the first round of the Australian Open on Sunday.
Jannik Sinner set his sights on mastering clay and grass courts to make himself a complete player
Images from Day 3 of the 2025 Australian Open in Melbourne on Tuesday.
Madison Keys, 29, is the fourth-oldest first-time Grand Slam champion in the professional era.
Infosys has launched a new array of AI-powered innovations and platforms for the 2025 Australian Open.
Some 25,000-30,000 fans will be admitted to Melbourne Park on each day of the Grand Slam and Novak Djokovic got a taste of what was to come when he played an exhibition match in Adelaide after coming out of quarantine on Friday.
Australian Open chief Craig Tiley said on Thursday he expects to see Australian former Wimbledon finalist Nick Kyrgios back in action at Melbourne Park.
Novak Djokovic said he has recovered from the hamstring injury that forced him out of the Australian Open semi-finals
Images from Day 5 of the 2025 Australian Open at Melbourne Park on Thursday.
Sriram Balaji and Miguel Angel Reyes-Varela were beaten by Portugal's Nuno Borges and Francisco Cabral in the second round.
Flattens Faria in 2nd round to advance in Melbourne
Aryna Sabalenka opened her bid for a third straight Australian Open title with an easy victory over Sloane Stephens on Sunday.
Defeat was a blow for the 21-year-old Spaniard as the French Open and Wimbledon champion's bid to become the youngest man to complete a career Grand Slam went up in flames, and he was left to digest his third loss to Djokovic on the surface.
Having been at the receiving end in the final in 2011 and 2013, Li Na, on her third attempt, will hope to become the first player from Asia to win the Australian Open, a tournament that is billed as the Grand Slam of the Asia Pacific.
'The prospect of Konstas facing Jofra Archer with the first ball of the Ashes on November 21 -- potentially delivered at 155km/h -- doesn't feel like a fair fight.'
Here are images from a hot, hot day from Melbourne Park...
Carlos Alcaraz secured his passage into the fourth round of the Australian Open with a 6-2, 6-4, 6-7(3), 6-3 victory over Nuno Borges.
Federer being out of the way does not hand Nadal a free path to glory in Melbourne
Take a look at six of the up-and-comers who could upset the top names at the year's first Grand Slam.
Five singles matches were cancelled as persistent rain washed out a large chunk of play on the opening day of the Australian Open on Sunday, disappointing the large crowds that flocked to Melbourne Park.
As the 2025 French Open looms, all eyes may be on reigning champions and top seeds - but lurking just beneath the surface are several players quietly building momentum, ready to crash the party in Paris. From seasoned champions finding renewed form to rising stars with something to prove, here are four dark horses who could shake up the women's singles draw at Roland Garros.
Images from Day 8 of the Australian Open at Melbourne Park on Sunday.
Aryna Sabalenka took a step closer to a first trophy of the year before her Australian Open title defence begins later this month.
Aryna Sabalenka will battle American 19th seed Madison Keys in the final on Saturday looking to become the first woman since Martina Hingis from 1997-99 to win the Australian Open title three times in a row.
Alcaraz has not gone beyond the quarter-finals in his three previous visits to Melbourne, but that has not stopped the world number three from dreaming of glory in the Jan. 12-26 event.
Australian broadcaster Tony Jones has apologised to Novak Djokovic and fans of the Serbian for comments he made on TV on Friday night.
Carlos Alcaraz said he has no doubt that top-ranked Jannik Sinner is the best player in the world on current form as the two young players continue to lay the foundations for an epic rivalry.
Rybakina split with Vukov in August, just days ahead of the U.S. Open, before appointing Goran Ivanisevic in November but added her long-time coach back into her team this month.
At one stage, police deployed pepper spray.
Coco Gauff was given a solid workout by former champion Sofia Kenin but continued her lengthy winning streak
England lead 2-1 in the series and victory at Old Trafford would seal it.
Novak Djokovic has almost fully recovered from the injury that ended his Australian Open campaign in the semi-finals.