Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| ITF M25 Bendigo | 2022/03/03 01:30 | Yusuke Takahashi v Keisuke Saitoh | 6-2,6-2 |
| ITF M15 Kashiwa | 2019/04/04 01:00 | Yusuke Takahashi v Keisuke Saitoh | 6-2,6-1 |
| ITF M25 Tsukuba | 2023/03/28 07:55 | Tatsuma Ito v Keisuke Saitoh | 4-6,7-5,6-2 |
| 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 Tsukuba | 2023/03/31 00:55 | Yu Hsiou Hsu v Yusuke Takahashi | 6-2,6-3 |
| ITF M25 Tsukuba | 2023/03/30 03:35 | Yusuke Takahashi v Kazuki Nishiwaki | 6-2,6-0 |
| ITF M25 Tsukuba | 2023/03/28 07:55 | Hayato Matsuoka v Yusuke Takahashi | 1-6,3-6 |
| ITF M25 Lucknow | 2023/03/23 07:00 | Yusuke Takahashi v Eric Vanshelboim | 6-3,2-6,2-6 |
| ITF M25 Lucknow | 2023/03/22 07:30 | Abhinav Sanjeev Shanmugam v Yusuke Takahashi | 0-6,7-5,6-7 |
| ITF M25 New Delhi | 2023/03/19 05:30 | Evgeny Donskoy v Yusuke Takahashi | 6-1,6-3 |
| ITF M25 New Delhi | 2023/03/18 05:30 | Yusuke Takahashi v Niki Kaliyanda Poonacha | 6-3,6-2 |
| ITF M25 New Delhi | 2023/03/17 04:30 | Yusuke Takahashi v Vladyslav Orlov | 7-6,6-3 |