Stadium: Court 5 Round: 25 Ground: Clay
| ITF - M25 Tainan | 2023/08/17 02:00 | Ergi Kirkin v Naoki Tajima | 6-3,6-4 |
| ITF - M25 Tainan | 2023/08/15 01:55 | Yu Hsiang Su v Naoki Tajima | 3-6,1-6 |
| ITF - M15 Caloundra | 2023/07/31 23:50 | Naoki Tajima v Anton Shepp | 6-1,4-6,7-10 |
| ITF - M15 Caloundra | 2023/07/25 23:50 | Naoki Tajima v Brandon Walkin | 6-7,6-3,4-6 |
| ITF - M15 Caloundra | 2023/07/25 00:00 | Naoki Tajima v Jesse Delaney | 6-2,6-2 |
| ITF - M15 Caloundra | 2023/07/24 04:00 | Naoki Tajima v Thomas Nicholas Gadecki | 6-2,6-2 |
| ITF - M25 Anseong | 2023/06/21 05:15 | Naoki Tajima v Yuki Mochizuki | 0-6,1-6 |
| ITF - M25 Changwon | 2023/06/15 01:00 | Naoki Tajima v Chan-Yeong Oh | 1-6,3-6 |
| ITF - M25 Tainan | 2023/08/16 06:05 | Leonid Sheyngezikht v Chen-Yu Lu | 6-2,4-6,3-6 |
| ITF - M15 Hyvinkaa | 2023/08/03 10:10 | Karl Friberg v Leonid Sheyngezikht | 6-2,7-6 |
| Challenger - Astana | 2023/07/23 09:15 | Sidharth Rawat v Leonid Sheyngezikht | 6-2,6-2 |
| ITF M25 - Arlon | 2023/06/28 14:55 | Leonid Sheyngezikht v Tibo Colson | 0-6,0-6 |
| ITF M25 - Arlon | 2023/06/27 11:00 | Leonid Sheyngezikht v Thorben Sannen | 6-3,6-2 |
| ITF M25 - Arlon | 2023/06/26 16:15 | Leonid Sheyngezikht v Mihaita Daniel Damian | 6-1,6-0 |
| ITF - M25 Poprad | 2023/06/21 08:00 | Tomas Lanik v Leonid Sheyngezikht | 6-4,6-1 |
| ITF - M15 Nyiregyhaza | 2023/06/05 13:30 | Leonid Sheyngezikht v Petro Orlando Fellin | 6-4,4-6,9-11 |