| ITF M15 Harmon | 2024/06/06 00:00 | Tomohiro Masabayashi v Tatsuma Ito | 6-3,2-6,6-4 |
| ITF M15 Harmon | 2024/06/05 04:30 | Kohei Hayashi v Tatsuma Ito | 4-6,6-3,1-6 |
| Challenger Francavilla | 2024/05/05 13:05 | Manas Manoj Dhamne v Tatsuma Ito | 6-3,6-1 |
| Challenger Cagliari | 2024/04/29 10:25 | Tatsuma Ito v Marco Cecchinato | 0-6,2-6 |
| ITF M15 Tsukuba | 2024/03/27 06:30 | Tatsuma Ito v Kousuke Ogura | 0-6,3-6 |
| Challenger Yokkaichi | 2023/11/28 07:20 | Hiroki Moriya v Tatsuma Ito | 6-3,6-2 |
| Challenger Yokkaichi | 2023/11/27 02:30 | Ray Ho v Tatsuma Ito | 6-7,1-6 |
| Challenger Yokkaichi | 2023/11/26 03:25 | Hikaru Shiraishi v Tatsuma Ito | 3-6,4-6 |