Stadion: Court 10 Round: 26 Ground: Hardcourt outdoor
| ITF - M25 - Kashiwa - Herrendoppel | 2023/04/04 05:15 | Saitoh/Sumizawa v Hosono/Yamamoto | 7-5,7-5 |
| ITF - M25 - Canberra - Herrendoppel | 2023/03/17 03:15 | Bayldon/Smith v Saitoh/Sumizawa | 7-5,6-3 |
| ITF - M25 - Canberra - Herrendoppel | 2023/03/16 04:00 | Saitoh/Sumizawa v Han/Ichikawa | 6-4,7-6 |
| ITF - M25 - Canberra - Herrendoppel | 2023/03/14 05:15 | Court/Gaal v Saitoh/Sumizawa | 6-3,1-6,4-10 |
| ITF - M25 - Sapporo - Herrendoppel | 2022/09/02 04:45 | Saitoh/Sumizawa v Imamura/Noguchi | 2-6,2-6 |
| ITF - M15 - Kuching - Herrendoppel | 2022/08/02 04:30 | Nguyen/Giang Trinh v Saitoh/Sumizawa | 6-3,6-4 |
| ITF - M15 - Ulcinj - Herrendoppel | 2022/05/25 13:45 | Saitoh/Sumizawa v Navone/Paz | 3-6,6-0,5-10 |
| ITF - M25 - Ulcinj - Herrendoppel | 2022/05/17 13:30 | Cretu/Royer v Saitoh/Sumizawa | 6-4,6-3 |