Nungnadda Wannasuk defeated Chiaki Okadaue 6-1 6-0 in the Nonthaburi 25K round of 16 on hard. The result followed the form book — Nungnadda Wannasuk came in leading the head-to-head 2–1. Nungnadda Wannasuk extended the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-10-03 | Palembang 25K | R32 | hard | Nungnadda Wannasuk | 6-2 6-0 |
| 2011-07-04 | Pattaya 25K | R32 | hard | Nungnadda Wannasuk | 6-3 7-5 |
| 2008-03-17 | Sorrento 25K | R32 | hard | Chiaki Okadaue | 6-2 6-2 |
Averages over each player's completed matches in the selected window (3 vs 2). 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