Jia Jing Lu defeated Ayumi Oka 6-3 6-2 in the Quanzhou 25K round of 32 on hard. The upset overturned the form book — Ayumi Oka came in leading the head-to-head 2–0. Jia Jing Lu claimed a first win over Ayumi Oka in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-09-20 | Makinohara 25K | R32 | carpet | Ayumi Oka | 6-2 6-3 |
| 2010-03-22 | Kofu 10K | QF | hard | Ayumi Oka | 6-2 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.