Naomi Osaka's second-round match at the Australian Open could not possibly have started in a worse way. All of 21 minutes in, she sailed a forehand service return well long and, just like that, trailed 5-0.

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.

Former Australian Open champion Naomi Osaka fought back from a set down Wednesday to reach the third round of a Grand Slam for the first time since the birth of her daughter in 2023, gaining a "little revenge" for defeat at the US Open.

Naomi Osaka is back in the third round of a Grand Slam tournament for the first time since 2022 and she got there with wins at the Australian Open over two women who blocked her path last year. Olympic champion Zheng Qinwen won't be repeating her surprising run to the Australian Open final after a second-round upset loss to No.