Stadium: Court 2 Round: 25 Ground: Hardcourt outdoor
| ITF M25 Canberra | 2023/03/23 05:30 | Hans C B Gonzalez v Tatsuma Ito | 2-6,1-6 |
| ITF M25 Canberra | 2023/03/22 01:35 | Ethan Cook v Tatsuma Ito | 4-6,6-7 |
| ITF M25 Canberra | 2023/03/19 02:00 | Tatsuma Ito v Marc Polmans | 0-6,6-4,4-6 |
| ITF M25 Canberra | 2023/03/18 01:30 | Yuki Mochizuki v Tatsuma Ito | 3-6,7-6,3-6 |
| ITF M25 Canberra | 2023/03/16 23:00 | Colin Sinclair v Tatsuma Ito | 4-6,4-6 |
| ITF M25 Canberra | 2023/03/16 01:05 | Tatsuma Ito v Matthew Romios | 6-3,1-6,6-3 |
| ITF M25 Canberra | 2023/03/14 03:10 | Thomas Braithwaite v Tatsuma Ito | 6-4,4-6,6-7 |
| Challenger Yokohama | 2022/11/01 01:00 | Nam Hoang Ly v Tatsuma Ito | 6-4,4-6,0-6 |
| ITF M25 Canberra | 2023/03/24 03:30 | Keisuke Saitoh v Tristan Schoolkate | 2-6,4-6 |
| ITF M25 Canberra | 2023/03/23 22:30 | Keisuke Saitoh v Jake Delaney | 6-4,0-6,6-4 |
| ITF M25 Canberra | 2023/03/21 00:35 | Keisuke Saitoh v Derek Pham | 6-1,7-6 |
| ITF M25 Canberra | 2023/03/14 01:05 | Keisuke Saitoh v Jeremy Jin | 5-7,2-6 |
| ITF M25 Monastir | 2023/02/20 08:30 | Keisuke Saitoh v Ioannis Xilas | 3-6,3-6 |
| ITF M25 Monastir | 2023/02/13 11:30 | Keisuke Saitoh v Mayeul Darras | 6-2,6-7,9-11 |
| ITF M25 Monastir | 2023/02/12 08:30 | Keisuke Saitoh v Vitali Shvets | 6-3,6-1 |
| ITF M25 Monastir | 2023/02/07 12:00 | Arthur Bouquier v Keisuke Saitoh | 6-4,6-4 |