Manfred Fellin defeated Shunsuke Wakita 6-2 6-3 in the M15 Tabarka 19 round of 32 on clay. The upset overturned the form book — Shunsuke Wakita came in leading the head-to-head 1–0. Manfred Fellin claimed a first win over Shunsuke Wakita in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-07-03 | Georgia F1 | R32 | clay | Shunsuke Wakita | 6-3 7-6(4) |