Karolina Muchova defeated Naomi Osaka 7-6, 6-4 in the Wimbledon first round. The Czech won 78% of first-serve points and saved two of three break points she faced, balancing Osaka's nine aces with steady returning.
Osaka broke in the first game of the match, but Muchova recovered to force a tiebreak, winning it to take the set. The second set featured no breaks of serve – both players held throughout, with Muchova closing it out on her own serve.
Muchova's return game was decisive: she won 34% of first-serve return points and 60% of second-serve return points, compared to Osaka's 21% and 50% respectively. The Czech also committed only two double faults to Osaka's four.