Su Wei Hsieh defeated Tomoko Yonemura 6-4 6-1 in the Tsukuba 25K semi-final on hard. The result followed the form book — Su Wei Hsieh came in leading the head-to-head 3–1. Su Wei Hsieh extended the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-10-27 | Tokyo 50K | R32 | hard | Su Wei Hsieh | 6-2 6-1 |
| 2005-05-23 | Nagano 25K | R32 | carpet | Tomoko Yonemura | 1-6 7-6(7) 7-5 |
| 2005-02-21 | Taipei 25K | R32 | hard | Su Wei Hsieh | 6-0 7-6(4) |
| 2004-04-12 | Ho Chi Minh City 25K | R32 | hard | Su Wei Hsieh | 6-4 6-2 |
Averages over each player's completed matches in the selected window (200 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. Small sample — read as indicative. About