Kazuki Nishiwaki defeated Collin Altamirano 6-3 7-5 in the M25 Hong Kong 2 round of 32 on hard. Kazuki Nishiwaki claimed a first win over Collin Altamirano in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-09-22 | M25 Takasaki 1 | QF | hard | Collin Altamirano | 6-3 6-1 |
| 2018-05-21 | Singapore F2 | SF | hard | Collin Altamirano | 5-7 6-2 6-3 |
Averages over each player's completed matches in the selected window (5 vs 10). 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