Hyung Tae Kwon defeated Tasuku Iwami 6-2 1-6 6-3 in the Japan F1 round of 32 on hard. The upset overturned the form book — Tasuku Iwami came in leading the head-to-head 3–0. Hyung Tae Kwon claimed a first win over Tasuku Iwami in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-03-27 | Korea Rep F3 | R16 | hard | Tasuku Iwami | 6-1 7-5 |
| 2006-03-20 | Korea Rep F2 | R32 | hard | Tasuku Iwami | 6-1 6-0 |
| 2004-05-24 | Japan F4 | R32 | hard | Tasuku Iwami | 6-2 4-6 6-3 |