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.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-09-22 | W100 Incheon | R32 | hard | Yeon Woo Ku | 6-3 6-1 |
| 2024-05-27 | W35 Changwon | Q3 | hard | Yeon Woo Ku | 1-6 7-6(5) 10-4 |
| 2023-05-22 | W25 Goyang | R32 | hard | Yeon Woo Ku | 6-3 2-6 6-4 |
Averages from each player's recent completed matches (19 vs 20). ATP, WTA & Challenger.