Shiho Hisamatsu defeated Chia Jung Chuang 6-4 6-4 in the Nagoya 25K qualifying round on hard. The result followed the form book — Shiho Hisamatsu came in leading the head-to-head 2–1. Shiho Hisamatsu extended the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-11-21 | Mount Gambier 25K | R16 | hard | Chia Jung Chuang | 3-6 6-3 7-5 |
| 2004-05-10 | Karuizawa 25K | R16 | carpet | Shiho Hisamatsu | 6-1 6-2 |
| 2003-06-02 | Seoul 25K | R32 | hard | Shiho Hisamatsu | 6-1 6-3 |
Averages over each player's completed matches in the selected window (3 vs 5). 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