Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| ITF M25 Aldershot | 2023/08/14 08:55 | van Emburgh, Jake v Onuma, Yujiro | 3-6,7-5,10-6 |
| ITF M25 Aldershot | 2023/08/13 12:00 | Onuma, Yujiro v Ali Habib | 6-2,6-4 |
| ITF M25 Roehampton | 2023/08/06 10:30 | Emile Hudd v Onuma, Yujiro | 6-0,6-0 |
| ITF M25 Roehampton | 2023/07/30 12:00 | Onuma, Yujiro v Emile Hudd | 1-6,2-6 |
| ITF M25 Roehampton | 2023/07/16 13:30 | Corey Gaal v Onuma, Yujiro | 6-4,6-4 |
| ITF - M25 Nottingham | 2023/07/09 13:55 | Corey Gaal v Onuma, Yujiro | 7-6,4-6,11-9 |
| UTR Pro London | 2023/05/20 11:40 | Stefan Cooper v Onuma, Yujiro | 1-0 |
| UTR Pro London | 2023/05/19 08:30 | Onuma, Yujiro v Petrovic, Luka | 2-6,3-6 |
| ITF M25 Astana | 2023/08/04 10:30 | Renta Tokuda v Robin Bertrand | 6-3,7-5 |
| ITF M25 Astana | 2023/08/03 07:30 | Alexander Zgirovsky v Robin Bertrand | 4-6,2-6 |
| Challenger Astana | 2023/07/25 08:20 | Robin Bertrand v Orel Kimhi | 2-6,6-1,4-6 |
| Challenger Pozoblanco | 2023/07/16 19:05 | Dali Blanch v Robin Bertrand | 6-3,6-1 |
| ITF M25 Roda de Bara | 2023/07/13 14:00 | Robin Bertrand v Edas Butvilas | 5-7,1-6 |
| ITF M25 Roda de Bara | 2023/07/12 09:45 | Robin Bertrand v Arthur Bonnaud | 6-2,6-1 |
| ITF M25 Ajaccio | 2023/07/04 10:10 | Robin Bertrand v Lilian Marmousez | 6-3,4-6,2-6 |
| ITF M25 Bakio | 2023/06/28 07:55 | Noah Lopez v Robin Bertrand | 4-6,6-1,6-4 |