Kazuki Nishiwaki defeated Nitin Kumar Sinha 7-6 7-5 in the Astana CH qualifying round 1 on hard. Kazuki Nishiwaki extended the head-to-head to 4–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2022-11-09 | M25 Indore 1 | R32 | hard | Kazuki Nishiwaki | 6-4 6-3 |
| 2019-01-11 | M15 Anning 2 | QF | clay | Kazuki Nishiwaki | 6-7(3) 6-2 6-4 |
| 2018-05-07 | Vietnam F2 | R16 | hard | Kazuki Nishiwaki | 6-4 6-1 |
Averages over each player's completed matches in the selected window (50 vs 87). 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