Haruka Inoue defeated Saori Obata 6-4 6-2 in the Noda 25K qualifying round on hard. Haruka Inoue extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2001-05-07 | Fukuoka 50K | R16 | grass | Saori Obata | 5-7 6-4 6-2 |
| 1999-12-06 | Manila 25K | R16 | hard | Haruka Inoue | 1-6 6-4 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.