Harriet Dart defeated Moyuka Uchijima 6–3, 6–0 at the Cincinnati Masters 1000 on hard court, delivering an upset victory against the pre-match favourite. Dart's commanding performance saw her claim the opening set with a break and then dominate the second, losing only three games across the match. Despite Uchijima holding the betting odds advantage at 1.5 to Dart's 2.5, the British player's superior court positioning and consistency proved decisive. The one-sided scoreline underscores Dart's current momentum and suggests she has developed a tactical blueprint to trouble Uchijima at this level. This result will significantly boost Dart's confidence heading into the latter stages of the North American hard-court swing.