Stadium: Court 2 Round: 25 Ground: Clay
| ITF - Antalya M15 | 2023/03/30 08:00 | Rei Sakamoto v Sidane Pontjodikromo | 7-5,4-6,1-6 |
| ITF - Antalya M15 | 2023/03/29 11:10 | Bruno Kuzuhara v Rei Sakamoto | 6-4,3-6,4-6 |
| ITF - Naples M15 | 2023/02/24 15:00 | Rei Sakamoto v Gabi Adrian Boitan | 3-6,2-6 |
| ITF - Naples M15 | 2023/02/23 15:00 | Alvaro G Meza v Rei Sakamoto | 6-4,5-7,3-6 |
| ITF - Naples M15 | 2023/02/21 16:30 | Rei Sakamoto v ZhengQing Ji | 7-6,7-5 |
| ITF - Palm Coast M15 | 2023/02/09 18:00 | Toby Alex Kodat v Rei Sakamoto | 6-2,6-3 |
| ITF - Palm Coast M15 | 2023/02/07 16:30 | Rei Sakamoto v Kristjan Tamm | 7-6,2-6,6-3 |
| ITF - Malibu M25 | 2023/01/02 17:00 | Rei Sakamoto v Arthur Neuhaus | 1-6,2-6 |
| ITF - Antalya M15 | 2023/03/28 07:30 | Louroi Martinez v Dominik Kellovsky | 7-5,6-4 |
| ITF - Antalya M15 | 2023/03/27 11:50 | Samuel Stolarik v Dominik Kellovsky | 3-6,3-6 |
| ITF - Kish Island M15 | 2023/03/14 08:00 | Dominik Kellovsky v Shahbaaz Khan | 3-6,6-2,9-11 |
| ITF - Kish Island M15 | 2023/03/13 10:00 | Dominik Kellovsky v Amirhosein Kepadkho | 6-0,6-2 |
| ITF - Kish Island M15 | 2023/03/12 14:00 | Dominik Kellovsky v Babji Siva Atturu | 6-0,6-0 |
| ITF - Kish Island M15 | 2023/03/09 08:00 | Dominik Kellovsky v Maxence Broville | 2-6,3-6 |
| ITF - Kish Island M15 | 2023/03/08 08:00 | Dominik Kellovsky v Samyar Elyasi | 6-3,3-6,6-3 |
| ITF - Kish Island M15 | 2023/03/07 06:30 | Dominik Kellovsky v Moein Moazam | 6-3,6-0 |