Tetsuya Chaen defeated Tsung Hua Yang 7-6 6-1 in the Japan F1 round of 32 on hard. Tetsuya Chaen extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-10-16 | Japan F11 | R32 | hard | Tsung Hua Yang | 2-6 6-2 6-4 |
| 2006-07-31 | Indonesia F1 | R16 | hard | Tetsuya Chaen | 6-2 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.