Oh Hee Kwon defeated Yasufumi Yamamoto 6-3 6-4 in the Japan F3 semi-final on carpet. The upset overturned the form book — Yasufumi Yamamoto came in leading the head-to-head 1–0. Oh Hee Kwon claimed a first win over Yasufumi Yamamoto in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1996-11-04 | Japan 2 Masters 1 | R32 | hard | Yasufumi Yamamoto | 6-0 6-7 6-4 |
Averages over each player's completed matches in the selected window (17 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