Yoshihito Nishioka defeated Jan Lennard Struff 2-6 6-3 7-6 in the Cologne 2 round of 16 on hard. The upset overturned the form book — Jan Lennard Struff came in ranked #74, leading the head-to-head 2–1. Yoshihito Nishioka narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-09-12 | Davis Cup QLS R2: GER vs JPN | RR | hard | Jan Lennard Struff | 6-4 6-7(4) 6-4 |
| 2023-09-20 | Zhuhai | QF | hard | Yoshihito Nishioka | 6-4 7-5 |
| 2019-10-28 | Paris Masters | R64 | hard | Jan Lennard Struff | 4-6 7-5 6-2 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About
Averages over each player's completed matches in the selected window (197 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Struff J.: 5 days rest · 2 matches, 87 games (7d). Higher means fresher. About