Shiho Hisamatsu defeated I Hsuan Hwang 7-6 7-6 in the Tokyo 50K round of 16 on hard. The result followed the form book — Shiho Hisamatsu came in leading the head-to-head 3–1. Shiho Hisamatsu extended the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-11-24 | Perth 25K | R32 | hard | I Hsuan Hwang | 6-4 6-2 |
| 2008-03-10 | Kalgoorlie 25K | R32 | hard | Shiho Hisamatsu | 7-6(6) 6-4 |
| 2006-09-25 | Tokyo 50K | R32 | hard | Shiho Hisamatsu | 6-2 6-4 |
| 2006-07-03 | Nagoya 25K | R16 | hard | Shiho Hisamatsu | 6-3 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.