Tetsuya Chaen defeated Wei Ju Chen 6-3 6-2 in the Japan Masters 3 round of 16 on hard. Tetsuya Chaen extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-05-15 | Japan F5 | R32 | hard | Wei Ju Chen | 5-7 6-3 6-0 |
| 1993-08-09 | Chinese Taipei Masters 3 | R32 | hard | Tetsuya Chaen | 6-3 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.