Stadium: Court 13 Round: 25 Ground: Clay
| 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 |
| 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 Naples | 2023/02/27 14:30 | Jeremy Jin v Timothy Phung | 6-7,6-7 |
| ITF M25 Burnie | 2023/02/09 01:45 | Thomas Fancutt v Jeremy Jin | 6-7,7-6,7-6 |
| ITF M25 Burnie | 2023/02/07 01:55 | Yuki Mochizuki v Jeremy Jin | 2-6,6-7 |
| ITF M25 Burnie | 2023/02/06 01:20 | Jeremy Jin v Hien Q H Pham | 6-3,6-1 |
| Challenger Burnie | 2023/01/30 23:00 | Jake Delaney v Jeremy Jin | 7-5,7-6 |
| Australian Open | 2023/01/08 23:00 | Jeremy Jin v Zizou Bergs | 6-7,1-6 |
| Challenger Noumea | 2023/01/03 05:00 | Damir Dzumhur v Jeremy Jin | 6-3,6-3 |
| Challenger Noumea | 2023/01/02 02:05 | Daisuke Sumizawa v Jeremy Jin | 7-6,3-6,5-7 |