Hideki Kaneko defeated Kentaro Masuda 7-5 6-0 in the China Masters 3 round of 32 on hard. The upset overturned the form book — Kentaro Masuda came in leading the head-to-head 1–0, but Hideki Kaneko had been the form player, winning 6 of their last 10 on hard. Hideki Kaneko claimed a first win over Kentaro Masuda in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1991-11-04 | Japan Masters 4 | R32 | hard | Kentaro Masuda | 3-6 6-2 6-3 |
Averages over each player's completed matches in the selected window (5 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