Nami Urabe defeated Sachie Umehara 6-0 6-0 in the Osaka 10K round of 32 on hard. The upset overturned the form book — Sachie Umehara came in leading the head-to-head 2–1. Nami Urabe narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-04-17 | Dalian 10K | R32 | hard | Sachie Umehara | 6-3 6-0 |
| 1999-10-04 | Saga 25K | R32 | grass | Sachie Umehara | 6-3 7-6 |
| 1999-09-06 | Ibaraki 3 10K | R32 | hard | Nami Urabe | 7-6 6-1 |