Kumiko Iijima defeated Montinee Tangphong 6-3 6-3 in the Ibaraki 25K round of 16 on hard. The result followed the form book — Kumiko Iijima came in leading the head-to-head 1–0. Kumiko Iijima extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-06-11 | Guangzhou 50K | R32 | hard | Kumiko Iijima | 6-2 6-3 |