Stadium: Court 2 Round: 25 Ground: Hardcourt indoor
| ITF Egypt F26 | 2017/09/20 18:30 | David Perez Sanz v Kazuki Nishiwaki | 7-6,6-3 |
| ITF - M25 Monastir | 2023/02/20 09:50 | Kazuki Nishiwaki v Yannik Steinegger | 6-4,3-6,1-10 |
| ITF - M25 Monastir | 2023/02/19 11:00 | Kazuki Nishiwaki v Nicolas Philibert | 5-7,6-0,11-9 |
| ITF - M25 Monastir | 2023/02/15 10:35 | Kazuki Nishiwaki v Amr Asrawy | 5-7,4-6 |
| ITF - M25 Monastir | 2023/02/13 14:00 | Bingyu Yu v Kazuki Nishiwaki | 0-6,1-6 |
| ITF - M25 Monastir | 2023/02/13 10:00 | Sevan Bottari v Kazuki Nishiwaki | 2-6,2-6 |
| ITF - M25 Monastir | 2023/02/12 10:30 | Maxim Krapivin v Kazuki Nishiwaki | 3-6,2-6 |
| ITF - M25 Monastir | 2023/02/05 08:30 | Kazuki Nishiwaki v Pietro Marino | 6-7,2-6 |
| UTR Pro Tennis Series - Miki | 2022/12/11 00:30 | Kazuki Nishiwaki v Ryotaro Taguchi | 6-3,6-4 |
| ITF - M15 Monastir | 2023/02/02 09:00 | David Perez Sanz v Arthur Bouquier | 6-7,2-6 |
| ITF - M15 Monastir | 2023/02/01 10:45 | Ryan Nijboer v David Perez Sanz | 6-7,7-5,3-6 |
| ITF - M15 Monastir | 2023/01/26 10:25 | David Perez Sanz v Moez Echargui | 6-4,6-7,3-6 |
| ITF - M15 Monastir | 2023/01/25 11:25 | David Perez Sanz v Aliaksandr Liaonenka | 6-2,6-4 |
| ITF - M15 Monastir | 2023/01/19 08:30 | David Perez Sanz v John Echeverria | 3-6,4-6 |
| ITF - M15 Monastir | 2023/01/18 12:35 | Valentin Lapalu v David Perez Sanz | 2-6,3-6 |
| ITF - M15 Monastir | 2023/01/15 09:00 | Lilian Marmousez v David Perez Sanz | 4-6,6-1,6-0 |
| ITF - M15 Monastir | 2023/01/14 09:00 | David Perez Sanz v Mili Poljicak | 7-5,7-6 |