Kazuma Kawachi defeated Natthasith Kunsuwan 6-3 6-1 in the M15 Chiang Rai 4 round of 32 on hard. The upset overturned the form book — Natthasith Kunsuwan came in leading the head-to-head 1–0. Kazuma Kawachi claimed a first win over Natthasith Kunsuwan in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2022-04-17 | M15 Chiang Rai 3 | Q64 | hard | Natthasith Kunsuwan | 3-6 7-6(5) 10-7 |
Averages over each player's completed matches in the selected window (102 vs 47). 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