
Naomi Osaka advanced to the quarterfinals of the Washington tournament with a win over Ashlyn Krueger in the Round of 16. Krueger retired during the match, trailing 6-3, 3-1. Osaka converted 40% of her break points and won two service breaks en route to the victory.
No previous meetings on record.
Averages over each player's completed matches in the selected window (45 vs 30). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Clear favourite · Osaka N. clearly ahead, but no certainty
Calibrated model · 65% favourite accuracy (2025–26, out-of-sample). Probability is a statistical estimate, not a certainty. How it works.
The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.
Krueger A.: 12 days rest · 2 matches (14d) · Osaka N.: 1 day rest · 3 matches, 53 games (7d). Higher means fresher. About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About