Stadium: Court 9 Round: 27 Ground: Hardcourt outdoor
| ITF M15 Caloundra | 2023/07/27 00:00 | Isaac Becroft v Keisuke Saitoh | 5-7,6-2,6-1 |
| ITF M15 Caloundra | 2023/08/03 03:10 | Isaac Becroft v Kazuki Nishiwaki | 7-6,6-3 |
| ITF M15 Caloundra | 2023/07/29 02:30 | Isaac Becroft v Ryuki Matsuda | 2-6,5-7 |
| ITF M15 Caloundra | 2023/07/28 01:45 | Jack Loutit v Isaac Becroft | 1-6,0-6 |
| ITF M15 Caloundra | 2023/07/27 00:00 | Isaac Becroft v Keisuke Saitoh | 5-7,6-2,6-1 |
| ITF M15 Caloundra | 2023/07/25 01:45 | Charlie Camus v Isaac Becroft | 6-4,4-6,2-6 |
| ITF M15 Tianjin | 2023/06/28 01:00 | Ray Ho v Isaac Becroft | 6-4,6-4 |
| ITF M15 Tianjin | 2023/06/24 02:00 | Isaac Becroft v Ye Cong Mo | 3-6,1-6 |
| ITF M15 Tianjin | 2023/06/22 02:00 | Isaac Becroft v Jacob Bradshaw | 6-4,3-6,6-3 |
| ITF M15 Caloundra | 2023/08/03 00:50 | Tai Leonard Sach v Keisuke Saitoh | 2-6,1-6 |
| ITF M15 Caloundra | 2023/08/01 04:50 | Keisuke Saitoh v Edward Winter | 7-6,6-2 |
| ITF M15 Caloundra | 2023/07/27 00:00 | Isaac Becroft v Keisuke Saitoh | 5-7,6-2,6-1 |
| ITF M15 Caloundra | 2023/07/25 03:30 | Matthew Burton v Keisuke Saitoh | 3-6,2-6 |
| ITF M25 Anseong | 2023/06/20 02:00 | Keisuke Saitoh v Yeongseok Jeong | 6-7,4-6 |
| ITF M25 Changwon | 2023/06/14 06:00 | Keisuke Saitoh v Dominik Palan | 5-7,6-7 |
| ITF M25 Daegu | 2023/06/07 02:40 | Keisuke Saitoh v Dong Ju Kim | 1-6,2-6 |
| ITF M15 Karuizawa | 2023/06/01 00:30 | Keisuke Saitoh v Sanhui Shin | 4-6,1-6 |