Tetsuya Chaen defeated Kentaro Masuda 6-3 3-6 6-1 in the Japan 2 Masters 2 semi-final on hard. The result followed the form book — Tetsuya Chaen came in leading the head-to-head 2–1. Tetsuya Chaen extended the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-03-25 | Japan F2 | F | carpet | Tetsuya Chaen | 7-6 7-5 |
| 1997-07-07 | Japan 1 Masters 4 | QF | hard | Tetsuya Chaen | 6-2 2-6 6-2 |
| 1996-11-04 | Japan 2 Masters 1 | R32 | hard | Kentaro Masuda | 6-1 2-6 6-3 |
Averages over each player's completed matches in the selected window (2 vs 1). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. Small sample — read as indicative. About