Tasuku Iwami defeated Hiu Tung Yu 6-0 6-4 in the Hong Kong F2 round of 32 on hard. The upset overturned the form book — Hiu Tung Yu came in leading the head-to-head 1–0. Tasuku Iwami claimed a first win over Hiu Tung Yu in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-08-15 | Indonesia F3 | R16 | hard | Hiu Tung Yu | 7-6(2) 6-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.