Stadium: MTA 21 Round: 62 Ground: Clay
| ITF M15 Monastir | 2021/12/31 08:30 | Kazuki Nishiwaki v Renta Tokuda | 0-6,1-6 |
| 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 | 2021/12/27 08:00 | John Sperle v Karim Al-Amin | 6-2,6-2 |
| ITF M15 Monastir | 2021/12/20 09:00 | Victorio Marquiselli v Karim Al-Amin | 6-3,6-4 |
| ITF M15 Antalya | 2021/10/12 10:10 | Gabriel Ciro Da Silva v Karim Al-Amin | 6-3,6-4 |
| ITF M15 Antalya | 2021/10/11 08:45 | Karim Al-Amin v Oscar Galimardanov | 6-4,5-7,10-4 |