Stadium: Court 3 Round: 26 Ground: Hardcourt outdoor
| ITF M15 Santo Domingo | 2023/11/08 16:30 | Marcel Kamrowski v Ondrej Horak | 5-7,0-6 |
| ITF M25 Santo Domingo | 2023/11/07 13:00 | Ondrej Horak v Jake Bhangdia | 6-3,6-2 |
| ITF M25 Santo Domingo | 2023/11/06 16:00 | Ondrej Horak v Yerry Zorrilla | 6-4,6-2 |
| ITF M25 Bielsko Biala | 2023/08/16 09:00 | Ondrej Horak v Olaf Pieczkowski | 6-3,1-6,0-6 |
| ITF M25 Bielsko Biala | 2023/08/14 14:00 | Ondrej Horak v Marcel Politowicz | 6-1,6-4 |
| ITF M25 Bielsko Biala | 2023/08/14 09:00 | Ondrej Horak v Samuel Paulovcak | 6-3,6-3 |
| ITF M25 Kramsach | 2023/07/23 07:00 | Serafin Zund v Ondrej Horak | 6-2,1-6,10-8 |
| ITF M25 Telfs | 2023/07/20 09:45 | Peter Heller v Ondrej Horak | 6-1,6-1 |
| ITF M15 Santo Domingo | 2023/11/07 16:30 | Jossting Cruz v Bruno Kuzuhara | 2-6,1-6 |
| Challenger Curitiba | 2023/10/24 21:30 | Felipe Meligeni Rodrigues Alves v Bruno Kuzuhara | 7-6,6-4 |
| ITF M25 Lajeado | 2023/10/12 20:35 | Bruno Kuzuhara v Leonardo Aboian | 3-6,3-6 |
| ITF M25 Lajeado | 2023/10/11 12:00 | Bruno Kuzuhara v Gino Romano | 6-2,6-1 |
| Challenger Campinas | 2023/10/01 18:40 | Igor Gimenez v Bruno Kuzuhara | 6-1,6-3 |
| ITF M25 Lujan | 2023/09/28 21:55 | Bruno Kuzuhara v Alvaro Guillen Meza | 6-7,1-6 |
| ITF M25 Lujan | 2023/09/27 16:40 | Bruno Kuzuhara v Bruno Fernandez | 6-2,6-1 |
| ITF M15 Punta del Este | 2023/09/24 14:00 | Alvaro Guillen Meza v Bruno Kuzuhara | 7-6,1-6,3-6 |