Yasufumi Yamamoto defeated Patrick Erhardt 6-4 6-2 in the Japan 2 Masters 3 qualifying round on hard. The upset overturned the form book — Patrick Erhardt came in leading the head-to-head 1–0. Yasufumi Yamamoto claimed a first win over Patrick Erhardt in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1996-12-28 | India Masters 4 | R32 | clay | Patrick Erhardt | 7-6 4-6 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.