Tessah Andrianjafitrimo defeated Kai Chen Chang 6-4 6-7 10-4 in the W25 Kofu qualifying round of 16 on hard. The upset overturned the form book — Kai Chen Chang came in leading the head-to-head 1–0. Tessah Andrianjafitrimo claimed a first win over Kai Chen Chang in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-03-24 | W25 Kofu | Q32 | hard | Kai Chen Chang | 6-4 6-3 |
Averages over each player's completed matches in the selected window (200 vs 23). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About