Osaka overcame a swirling breeze and a lengthy rain break to progress comfortably, 7-5, 6-3, in a match where she was never broken.

After a heartbreaking defeat in April, the Ukrainians battled back to topple Austria, 3-2, in McKinney, Texas.

The American eschewed Wimbledon prep—not for the first time—but is primed "for a challenge" against grass star Belinda Bencic.