Stadium: Court 4 Round: 27 Ground: Hardcourt outdoor
| ITF M15 Monastir | 2021/12/30 10:40 | Tommaso Compagnucci v Kazuki Nishiwaki | 2-6,4-6 |
| ITF M15 Monastir | 2021/12/29 13:10 | Jarno Jans v Kazuki Nishiwaki | 3-6,6-4,3-6 |
| ITF M15 Monastir | 2021/12/22 07:55 | Skander Mansouri v Kazuki Nishiwaki | 6-2,3-6,6-4 |
| ITF M15 Monastir | 2021/12/14 11:15 | Julian Cash v Kazuki Nishiwaki | 7-6,6-4 |
| ITF M15 Monastir | 2021/10/07 11:20 | Valentin Vacherot v Kazuki Nishiwaki | 6-2,6-3 |
| ITF M15 Monastir | 2021/10/05 09:35 | Robin Bertrand v Kazuki Nishiwaki | 3-6,4-6 |
| ITF M15 Monastir | 2021/09/30 08:00 | Christoph Negritu v Kazuki Nishiwaki | 6-1,6-3 |
| ITF M15 Monastir | 2021/09/29 09:40 | Pierre Delage v Kazuki Nishiwaki | 2-6,4-6 |
| ITF M15 Monastir | 2021/12/30 08:30 | Bu Yunchaokete v Renta Tokuda | 4-6,6-7 |
| ITF M15 Monastir | 2021/12/29 08:30 | Nikolay Vylegzhanin v Renta Tokuda | 2-6,7-6,4-6 |
| ITF M15 Monastir | 2021/12/26 08:25 | Skander Mansouri v Renta Tokuda | 7-5,4-6,3-6 |
| ITF M15 Monastir | 2021/12/25 08:30 | Moez Echargui v Renta Tokuda | 5-7,6-3,2-6 |
| ITF M15 Monastir | 2021/12/24 10:30 | Kazuma Kawachi v Renta Tokuda | 6-4,3-6,2-6 |
| ITF M15 Monastir | 2021/12/23 12:00 | Matas Vasiliauskas v Renta Tokuda | 1-6,1-6 |
| ITF M15 Monastir | 2021/12/22 13:00 | Wissam Abderrahman v Renta Tokuda | 1-6,2-6 |
| ITF M25 Falun | 2021/09/28 14:55 | Renta Tokuda v Leandro Riedi | 4-6,2-6 |