Yukun Zhang defeated Mami Hasegawa 6-4 6-4 in the Gimcheon $10K round of 32 on hard. The upset overturned the form book — Mami Hasegawa came in leading the head-to-head 1–0. Yukun Zhang claimed a first win over Mami Hasegawa in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2014-12-29 | Hong Kong $10K | R32 | hard | Mami Hasegawa | 6-1 6-1 |
Averages over each player's completed matches in the selected window (1 vs 4). ATP, WTA & Challenger.
wins 55% of points on serve vs Zhang Y.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. Small sample — read as indicative. About