Ai Sugiyama defeated Erika De Lone 6-2 7-6 in the Miami round of 64 on hard. The result followed the form book — Ai Sugiyama came in leading the head-to-head 1–0. Ai Sugiyama extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-04-13 | Tokyo | QF | hard | Ai Sugiyama | 4-6 6-1 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.