Suchanun Viratprasert defeated I Hsuan Hwang 6-1 6-0 in the Noto 25K round of 32 on carpet. The result followed the form book — Suchanun Viratprasert came in leading the head-to-head 2–0. Suchanun Viratprasert extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-09-01 | Tsukuba 25K | R32 | hard | Suchanun Viratprasert | 3-6 6-3 7-6(4) |
| 2008-05-26 | Gunma 25K | R32 | carpet | Suchanun Viratprasert | 6-3 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.