Third round action at the Australian Open sees two-time AO champion Naomi Osaka looking to post her best result at a Grand Slam since 2021, while Jessica Pegula continues her question to reach another Grand Slam title.

Naomi Osaka came from one set down to defeat Karolina Muchova in the second round of the 2025 Australian Open.

Naomi Osaka, ranked just No. 51 in the world after a disappointing 2024 season, shook off a slow start en route to a second-round upset win in the Australian Open on Wednesday. Osaka rallied past 20th-seeded Karolina Muchova 1-6,

Naomi Osaka defeated No. 20 Karolina Muchova 1-6, 6-1, 6-3 on Wednesday to reach the third round of a major for the first time since the 2022 Australian Open.

Down 5-0 in the first set, the former No. 1 player beats Karolina Muchova in three sets to make a Grand Slam third round for the first time in three years

MELBOURNE–Naomi Osaka said she was enjoying a little bit of revenge against Karolina Muchova at the Australian Open 2025 on Wednesday, recalling how the Czech had ended her U.S. Open campaign last year when she was sporting her “best outfit ever”.

Naomi Osaka, ranked just No. 51 in the world after a disappointing 2024 season, shook off a slow start en route to a second-round upset win in the Australian Open on Wednesday.