Shiho Hisamatsu defeated Julie Thu 6-4 6-1 in the Seoul 25K round of 16 on clay. The result followed the form book — Shiho Hisamatsu came in leading the head-to-head 1–0. Shiho Hisamatsu extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-05-17 | Jackson 25K | R32 | hard | Shiho Hisamatsu | 6-3 7-5 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.