Stadium: Court 1 Round: 44 Ground: Hardcourt outdoor
| ITF M15 - Cancun | 2021/11/29 14:00 | Masamichi Imamura v Ren Nakamura | 2-6,4-6 |
| ITF M15 - Cancun | 2021/11/28 14:00 | Masamichi Imamura v Pedro Gabriel Rodrigues | 6-0,6-4 |
| ITF M15 - Cancun | 2021/11/25 16:55 | Makoto Ochi v Masamichi Imamura | 7-5,6-2 |
| ITF M15 - Cancun | 2021/11/23 16:10 | Masamichi Imamura v Austin Ansari | 6-1,6-4 |
| ITF - M15 - Monastir | 2021/09/10 09:45 | Masamichi Imamura v Christian Sigsgaard | 3-6,6-3,3-6 |
| ITF - M15 - Monastir | 2021/09/09 08:00 | Takuto Niki v Masamichi Imamura | 2-6,3-6 |
| ITF - M15 - Monastir | 2021/09/08 08:00 | Masamichi Imamura v Taisei Ichikawa | 6-3,6-1 |
| ITF - M15 - Monastir | 2021/09/07 08:00 | Evgeny Philippov v Masamichi Imamura | 6-3,1-6,9-11 |
| ITF M15 - Cancun | 2021/11/22 14:00 | Fernando A. Z. Cantillana v Piotr Galus | 2-6,4-6 |
| ITF M15 - Cancun | 2021/10/17 18:00 | Felipe Santamaria v Fernando A. Z. Cantillana | 6-4,6-2 |
| ITF M15 - Cancun | 2021/10/11 14:00 | Nicholas Bybel v Fernando A. Z. Cantillana | 6-2,6-0 |
| ITF M15 - Cancun | 2021/10/03 15:30 | Seita Watanabe v Fernando A. Z. Cantillana | 6-2,6-0 |
| ITF M15 - Antalya | 2021/06/14 09:20 | Fernando A. Z. Cantillana v Ignacio Carou | 4-6,3-6 |
| ITF M15 - Antalya | 2021/06/13 07:30 | Adil Karimov v Fernando A. Z. Cantillana | 2-6,3-6 |
| ITF M15 - Antalya | 2021/06/07 07:00 | Fernando A. Z. Cantillana v Vladislav Ivanov | 1-6,0-6 |
| ITF M15 - Antalya | 2021/06/06 07:30 | Gokberk Saritas v Fernando A. Z. Cantillana | 4-6,2-6 |