Stadium: Court 6 Round: 54 Ground: Clay
| ITF M15 Bergamo | 2023/06/29 11:30 | Federico Iannaccone v Leonardo Rossi | 6-4,7-6 |
| ITF M15 Bergamo | 2023/06/28 07:30 | Leonardo Rossi v Carraro, Luciano | 7-5,6-2 |
| ITF M15 Store | 2023/06/21 11:40 | Luca Wiedenmann v Leonardo Rossi | 7-6,6-4 |
| ITF - M15 Chieti | 2023/06/14 08:00 | Leonardo Rossi v Andrea Guerrieri | 6-1,1-6,2-6 |
| ITF M15 Vaasa | 2023/06/09 11:20 | Karl Friberg v Leonardo Rossi | 6-4,6-7,7-6 |
| ITF M15 Vaasa | 2023/06/08 11:45 | Alexandros Skorilas v Leonardo Rossi | 3-6,0-6 |
| ITF M15 Vaasa | 2023/06/07 11:00 | Jonas Trinker v Leonardo Rossi | 2-6,4-6 |
| ITF M15 Pazardzhik | 2023/05/27 06:55 | Matyas Fuele v Leonardo Rossi | 6-4,6-3 |
| ITF M25 Biella | 2023/07/04 16:45 | Joao Eduardo Schiessl v Ryusuke Horiuchi | 6-0,6-3 |
| ITF M25 Biella | 2023/07/03 07:00 | Ryusuke Horiuchi v Gianluca Cadenasso | 5-7,7-6,12-10 |
| ITF M15 Wroclaw | 2023/06/26 09:00 | Alex Bancila v Ryusuke Horiuchi | 6-0,6-2 |
| ITF M25 Mungia | 2023/06/19 09:55 | Ryusuke Horiuchi v Alejandro Garcia | 1-6,2-6 |
| ITF M25 Mungia | 2023/06/18 08:00 | Ryusuke Horiuchi v Keanu Elias Immler | 1-6,6-1,10-3 |
| ITF - M15 Karuizawa | 2023/05/28 01:15 | Ryusuke Horiuchi v Horie, Toru | 2-6,4-6 |
| ITF - M15 Antalya | 2023/03/05 06:30 | Joao Eduardo Schiessl v Ryusuke Horiuchi | 6-0,6-1 |
| ITF - M25 Antalya | 2022/11/07 14:15 | Igor Trunov v Ryusuke Horiuchi | 6-3,6-2 |