Shiho Hisamatsu defeated Mari Inoue 6-3 6-3 in the Taipei 25K round of 32 on hard. The result followed the form book — Shiho Hisamatsu came in leading the head-to-head 3–0. Shiho Hisamatsu extended the head-to-head to 4–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-10-05 | Mount Gambier 25K | R32 | hard | Shiho Hisamatsu | 6-0 6-1 |
| 2009-03-23 | Kofu 10K | R32 | hard | Shiho Hisamatsu | 6-4 6-2 |
| 2004-05-10 | Karuizawa 25K | R32 | carpet | Shiho Hisamatsu | 6-0 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.