Tetsuya Chaen defeated Seong Yoon Chung 7-5 6-3 in the Indonesia F2 round of 32 on hard. The result followed the form book — Tetsuya Chaen came in leading the head-to-head 1–0. Tetsuya Chaen extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-08-15 | Indonesia F3 | SF | hard | Tetsuya Chaen | 6-2 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.