Stadium: Court 2 Round: 25 Ground: Clay
| ITF M15 Naples | 2021/10/05 14:30 | Bruno Kuzuhara v Liam Draxl | 3-6,4-6 |
| ITF M25 Champaign | 2021/07/27 17:00 | Bruno Kuzuhara v Joshua Peck | 5-7,5-7 |
| ITF M25 Champaign | 2021/07/26 15:00 | Alexander Brown v Bruno Kuzuhara | 4-6,6-2,6-10 |
| ITF M15 Edwardsville | 2021/07/22 14:25 | Bruno Kuzuhara v Blaise Bicknell | 7-6,6-7,1-6 |
| ITF M15 Edwardsville | 2021/07/21 16:00 | Dane Sweeny v Bruno Kuzuhara | 6-7,6-1,3-6 |
| ITF M15 Champaign | 2021/06/24 17:05 | Jason Kubler v Bruno Kuzuhara | 6-2,6-4 |
| ITF M15 Champaign | 2021/06/23 14:55 | Bruno Kuzuhara v Olivier Stuart | 6-2,7-6 |
| ITF M15 Helsinki | 2021/06/04 07:00 | Lilian Marmousez v Bruno Kuzuhara | 6-4,7-6 |
| ITF M15 Naples | 2021/10/08 14:30 | Antoine Cornut-Chauvinc v Juan Ignacio Galarza | 6-4,6-4 |
| ITF M15 Naples | 2021/10/07 13:30 | Nikolay Sysoev v Juan Ignacio Galarza | 1-6,1-6 |
| ITF M15 Naples | 2021/10/06 13:30 | Jorge Cavero v Juan Ignacio Galarza | 0-6,3-6 |
| ITF M25 Madrid | 2021/09/16 07:55 | Carlos Lopez Montagud v Juan Ignacio Galarza | 2-6,6-1,6-4 |
| ITF M25 Eupen | 2021/09/09 11:45 | Mariano Kestelboim v Juan Ignacio Galarza | 6-4,6-2 |
| ITF M25 Eupen | 2021/09/08 15:40 | Yannik Reuter v Juan Ignacio Galarza | 2-6,6-3,2-6 |
| ITF M25 Eupen | 2021/09/07 07:30 | Juan Ignacio Galarza v Jip Van Assendelft | 4-6,6-2,10-3 |
| ITF M25 Eupen | 2021/09/06 09:45 | Juan Ignacio Galarza v Adrian Oetzbach | 7-6,6-3 |