Stadium: Court 2 Round: 26 Ground: Hardcourt outdoor
| ITF M25 Dharwad | 2023/10/18 09:25 | 니시와키, 카즈키 v 마츠무라, 리오타로 | 6-2,7-5 |
| ITF M25 Takasaki | 2023/09/22 01:00 | 니시와키, 카즈키 v 알타미라노, 콜린 | 3-6,1-6 |
| ITF M25 Takasaki | 2023/09/21 01:50 | 니시와키, 카즈키 v Leo Vithoontien | 5-7,6-4,6-4 |
| ITF M25 Takasaki | 2023/09/20 02:40 | 니시와키, 카즈키 v 미야모토, 타이세이 | 6-3,6-0 |
| Sapporo, Singles Main, M-ITF-JPN-02A | 2023/09/17 01:55 | 나카가와, 나오키 v 니시와키, 카즈키 | 4-6,6-1,6-4 |
| Sapporo, Singles Main, M-ITF-JPN-02A | 2023/09/16 05:30 | 세키구치, 스이치 v 니시와키, 카즈키 | 6-0,5-7,4-6 |
| Sapporo, Singles Main, M-ITF-JPN-02A | 2023/09/16 01:00 | 니시와키, 카즈키 v 모치즈키, 유키 | 6-1,6-3 |
| Sapporo, Singles Main, M-ITF-JPN-02A | 2023/09/15 03:20 | 오구라, 코스케 v 니시와키, 카즈키 | 4-6,7-5,2-6 |
| ITF M25 Dharwad | 2023/10/18 03:30 | Manish Ganesh v Madhwin Kamath | 3-6,4-6 |
| ITF M25 Dharwad | 2023/10/16 10:15 | Vardhan, Vishnu v Madhwin Kamath | 7-5,3-6,5-10 |
| ITF M25 Dharwad | 2023/10/15 06:30 | Woerndle, Matthew v Madhwin Kamath | 6-7,1-6 |
| ITF M15 Ahmedabad | 2023/10/10 06:20 | Luke Sorensen v Madhwin Kamath | 4-6,7-6,7-5 |
| ITF M15 Monastir | 2023/07/02 08:30 | Ignasi Forcano v Madhwin Kamath | 4-6,6-0,10-5 |
| ITF M15 Monastir | 2023/06/26 08:00 | Madhwin Kamath v Youssef Labbene | 3-6,0-6 |
| ITF M15 Monastir | 2023/06/25 10:30 | Madhwin Kamath v Alessandro Coccioli | 6-4,7-6 |
| ITF M15 Monastir | 2023/06/19 14:00 | Madhwin Kamath v Mikhail Gorokhov | 4-6,3-6 |