Sofia Kenin defeated Xin Yu Wang 6–1, 6–4 in the first round of the WTA 250 Tokyo tournament on hard court. The result represented a significant upset, as Wang entered as the pre-match favourite at odds of 1.43 to Kenin's 2.99. Kenin's dominant performance in the opening set, where she lost only one game, set the tone for a controlled victory. The American maintained her intensity through the second set, breaking Wang's serve at crucial moments to secure the match in straight sets. The comprehensive nature of the win suggests Kenin has found her rhythm early in the tournament and will carry momentum into the next round.