Former world number seven Madison Keys came from behind to beat No. 19 Coco Gauff 3-6, 6-2, 7-5 to advance to the final of the Adelaide International 2.
Coco Gauff Fought her way past unseeded Ukrainian Marta Kostyuk to earn a 6-3 5-7 6-3 win at the Adelaide International 2 WTA tournament on Wednesday.
World number one Ashleigh Bart on Sunday won the season-opening Adelaide International trophy by defeating Elena Rybakina in straight sets.
US tennis player Coco Gauff had tested positive for the coronavirus, forcing her to pull out of the Tokyo Olympics.
Sloane Stephens held her ground, dictating the proceedings to defeat the 21st seed, 6-4, 6-2, in one hour and eight minutes.
Coco Gauff survived a scare before going past Magda Linette with a 5-7, 6-3, 6-4 victory at the US Open.
Osaka has had a lot of wins, which include her win at the US and Australian Open wins and a first-round win at this year's French Open before withdrawing over mental health issues.
Coco Gauff survived a scare before going past Magda Linette with a 5-7, 6-3, 6-4 victory at the US Open on Monday.
The Japanese player came from a set down to beat the American teenager in her second-round clash at the Western & Southern Open.
Osaka decided to pledge the money from next week's Western & Southern Open to relief efforts in Haiti after the country was hit by a devastating earthquake.