Daisuke Sumizawa defeated Krittin Koaykul 6-4 1-6 11-9 in the M25 Nonthaburi 3 q16 on hard. The result followed the form book — Daisuke Sumizawa came in ranked #1055, leading the head-to-head 1–0. Daisuke Sumizawa extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-10-09 | M25 Tay Ninh 2 | R32 | hard | Daisuke Sumizawa | 6-3 6-2 |
Averages over each player's completed matches in the selected window (16 vs 3). 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