Stadium: Court 2 Round: 62 Ground: Hardcourt outdoor
| 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 |
| ITF M25 Monastir | 2023/02/02 11:30 | Keisuke Saitoh v Mathias Bourgue | 4-6,6-4,2-6 |
| ITF M25 Monastir | 2023/02/01 11:35 | Keisuke Saitoh v Louis Tessa | 6-2,4-6,6-3 |
| ITF M15 Jakarta | 2023/01/28 08:30 | Nicholas David Ionel v Keisuke Saitoh | 6-1,7-6 |
| ITF M15 Jakarta | 2023/01/27 02:00 | Mitsuki Wei Kang Leong v Keisuke Saitoh | 0-6,6-4,1-6 |
| ITF M15 Jakarta | 2023/01/26 02:30 | Taisei Ichikawa v Keisuke Saitoh | 3-6,6-3,2-6 |
| ITF M25 Monastir | 2023/02/19 08:30 | Ioannis Xilas v Sushant Dabas | 6-0,6-0 |
| ITF M25 Bath | 2023/02/08 13:10 | Ioannis Xilas v Daniel Cox | 2-6,1-6 |
| ITF M25 Bath | 2023/02/06 10:00 | Matthew Summers v Ioannis Xilas | 0-6,4-6 |
| ITF M25 Bath | 2023/02/05 11:20 | Rupert George v Ioannis Xilas | 3-6,1-6 |
| ITF M25 Heraklion | 2022/11/22 10:50 | Ioannis Xilas v Alexandros Skorilas | 4-6,1-6 |
| UTR Pro Tennis Series Athens | 2022/08/12 08:00 | Ioannis Xilas v Jerome Iaconi | 6-2,1-6,6-3 |
| UTR Pro Tennis Series Athens | 2022/08/10 06:30 | Ioannis Xilas v Ammar Elamin | 6-3,6-3 |
| UTR Pro Tennis Series Athens | 2022/08/09 06:30 | Ioannis Xilas v Edoardo Bottino | 6-3,5-1 |