Stadium: MTA 30 Round: 62 Ground: Clay
| ITF M15 - Yanagawa | 2023/12/25 03:00 | Taketo Takamisawa v Ryusuke Horiuchi | 6-1,6-1 |
| ITF M15 - Yanagawa | 2023/12/18 03:00 | Yuichiro Inui v Ryusuke Horiuchi | 7-5,6-3 |
| ITF M15 - Monastir | 2023/12/06 10:40 | Adit Sinha v Ryusuke Horiuchi | 6-0,6-0 |
| ITF M25 - Monastir | 2023/11/26 08:30 | Federico Bove v Ryusuke Horiuchi | 6-2,6-3 |
| ITF M15 - Monastir | 2023/11/20 09:30 | Omar Brigida v Ryusuke Horiuchi | 6-3,6-1 |
| ITF M25 - Monastir | 2023/11/13 08:00 | Philip Henning v Ryusuke Horiuchi | 6-3,6-2 |
| ITF M25 - Monastir | 2023/11/12 08:00 | Ryusuke Horiuchi v Leon Formella | 6-4,7-6 |
| ITF M25 - Monastir | 2023/11/05 10:30 | Ryusuke Horiuchi v Luca Matteo Sobbe | 1-6,1-6 |
| ITF M15 - Antalya | 2024/01/08 10:20 | Robin Baechi v Ivan Sergeyev | 1-6,0-6 |
| ITF M15 - Antalya | 2024/01/07 06:30 | Batuhan Saban v Ivan Sergeyev | 0-6,2-6 |
| ITF M25 - Heraklion | 2023/11/05 09:00 | Ivan Sergeyev v Dimitris Sakellaridis | 3-6,3-6 |
| ITF M25 - Heraklion | 2023/10/30 07:00 | William Norton v Ivan Sergeyev | 6-1,6-4 |
| ITF M15 - Vejle | 2023/07/24 12:00 | Andrea Gola v Ivan Sergeyev | 7-5,6-4 |
| ITF M15 - Vejle | 2023/07/24 07:00 | Gustav Theilgaard v Ivan Sergeyev | 4-6,4-6 |
| ITF M15 - Kamen | 2023/06/26 10:00 | Aloys J W Van Baal v Ivan Sergeyev | 6-3,6-2 |
| UTR Pro - Hilversum | 2023/06/10 07:30 | Sander Jong v Ivan Sergeyev | 6-2,6-0 |