Natthasith Kunsuwan defeated Kazuma Kawachi 3-6 7-6 10-7 in the M15 Chiang Rai 3 q64 on hard. The upset overturned the form book — Kazuma Kawachi came in leading the head-to-head 1–0, but Natthasith Kunsuwan had been the form player, winning 5 of their last 9 on hard. Natthasith Kunsuwan claimed a first win over Kazuma Kawachi in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2022-04-27 | M15 Chiang Rai 4 | R32 | hard | Kazuma Kawachi | 6-3 6-1 |
Averages over each player's completed matches in the selected window (2 vs 4). 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. Small sample — read as indicative. About