Tasuku Iwami defeated Hyung Tae Kwon 6-2 4-6 6-3 in the Japan F4 round of 32 on hard. The result followed the form book — Tasuku Iwami came in leading the head-to-head 2–1. Tasuku Iwami extended the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-04-10 | Japan F1 | R32 | hard | Hyung Tae Kwon | 6-2 1-6 6-3 |
| 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 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.