Ben Qiang Zhu defeated Michihisa Onoda 6-7 6-2 6-4 in the Japan F1 round of 32 on carpet. The upset overturned the form book — Michihisa Onoda came in leading the head-to-head 1–0. Ben Qiang Zhu claimed a first win over Michihisa Onoda in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-06-29 | Japan 1 Masters 1 | R16 | hard | Michihisa Onoda | 7-6 6-4 |
Averages over each player's completed matches in the selected window (5 vs 4). 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. About