Tasuku Iwami defeated Yong Kyu Lim 6-1 6-2 in the Japan F5 round of 16 on carpet. The upset overturned the form book — Yong Kyu Lim came in leading the head-to-head 2–0. Tasuku Iwami claimed a first win over Yong Kyu Lim in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-04-20 | Korean Rep F3 | R16 | hard | Yong Kyu Lim | 6-1 6-3 |
| 2008-03-31 | Japan F3 | R16 | hard | Yong Kyu Lim | 6-1 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.