The opening set concluded in Raducanu’s favor within 38 minutes, achieving success on her solitary breakpoint opportunity during the fifth game.
Subsequently, she promptly secured a break against Osaka’s serve at the commencement of the subsequent set. Following a successful defense against a breakpoint in the fourth game, she attained a second break of serve, establishing a 4-1 advantage.
As Osaka of Japan served to remain in contention, Raducanu faced the challenge of converting her initial match point during the seventh game.
Nonetheless, after missing her second match point and averting a breakpoint, Raducanu ultimately secured the victory on her third endeavor, clinching the second set with a score of 6-2.
In a post-match interview with Sky Sports, she commented: “I anticipated a highly demanding encounter.
“Naomi boasts four Grand Slam titles, a prior world number one ranking, and triumphs in Masters tournaments. Her capabilities are formidable, particularly on hard courts, where I believe she excels.
“I recognized the necessity of performing at my peak and effectively managing my own service games, a feat I’m genuinely satisfied with. I gradually made advances in her service game as I adapted to it.
“I’m exceedingly content with my handling of the ball speed and the prevailing conditions here in DC.”
Raducanu is slated to participate in women’s doubles later on Thursday, partnering with Elena Rybakina against the duo of Giuliana Olmos and Aldila Sutjiadi in the quarter-finals.