Satoshi Iwabuchi defeated Jae Sung An 6-2 6-1 in the Japan F6 qualifying round on clay. Satoshi Iwabuchi extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-08-24 | Thailand F2 | R32 | hard | Jae Sung An | 6-4 6-1 |
| 2009-03-23 | Japan F2 | R32 | hard | Satoshi Iwabuchi | 7-6(6) 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.