Suchanun Viratprasert defeated Kurumi Nara 6-3 6-4 in the Tsukuba 25K final on hard. The upset overturned the form book — Kurumi Nara came in leading the head-to-head 2–0. Suchanun Viratprasert claimed a first win over Kurumi Nara in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-05-18 | Nagano 25K | R16 | carpet | Kurumi Nara | 6-1 7-5 |
| 2008-10-20 | Hamanako 25K | SF | carpet | Kurumi Nara | 6-4 2-6 7-6(4) |
Averages over each player's completed matches in the selected window (1 vs 200). 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