Level, 1 wins each over 2 singles meetings since 2022. Last meeting on 16/09/2023 at M25 Sapporo.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 16/09/2023 | M25 Sapporo | Quarter-final | hard | Nishiwaki | 6-1 6-3 |
| 10/03/2022 | M25 Antalya | Round 2 | clay | Mochizuki | 5-7 6-2 6-3 |
| hard | Mochizuki 0 - 1 Nishiwaki |
| clay | Mochizuki 1 - 0 Nishiwaki |
| 2023 | Mochizuki 0 - 1 Nishiwaki |
| 2022 | Mochizuki 1 - 0 Nishiwaki |
145 wins, 119 losses since 2021 (54.9%).
Last matches: D V D V V
99 wins, 98 losses since 2021 (50.3%).
Last matches: D D V V D
Level, 1 wins each over 2 singles meetings since 2022.
On 16/09/2023, at M25 Sapporo (Quarter-final): Kazuki Nishiwaki won 6-1 6-3.