Stadium: Court 5 Round: 25 Ground: Hardcourt outdoor
| ITF M25 Chiang Rai | 2022/06/09 03:30 | Taisei Ichikawa v Shintaro Imai | 5-7,7-5,2-6 |
| ITF M25 Sapporo | 2022/09/07 02:40 | Ryota Tanuma v Taisei Ichikawa | 6-0,6-0 |
| ITF M25 Sapporo | 2022/09/01 01:00 | Yuki Mochizuki v Taisei Ichikawa | 6-0,6-7,6-2 |
| ITF M15 Cancun | 2022/08/25 13:30 | Taisei Ichikawa v Alejandro H Franco | 6-7,6-1,3-6 |
| ITF M15 Cancun | 2022/08/16 14:00 | Taisei Ichikawa v Marco Brugnerotto | 5-7,6-2,5-7 |
| ITF M15 Cancun | 2022/08/11 16:30 | Jaimee Floyd Angele v Taisei Ichikawa | 6-1,4-6,6-3 |
| ITF M15 Cancun | 2022/08/10 14:00 | Arman Zamani v Taisei Ichikawa | 0-6,1-6 |
| ITF M25 Decatur | 2022/08/04 02:00 | Taisei Ichikawa v Karlis Ozolins | 5-7,5-7 |
| ITF M15 Chiang Rai | 2022/06/22 05:05 | Taisei Ichikawa v Kasidit Samrej | 1-6,4-6 |
| ITF M25 Sapporo | 2022/09/10 02:40 | Tatsuma Ito v Shintaro Imai | 5-7,6-2,7-6 |
| ITF M25 Sapporo | 2022/09/09 01:00 | Shuichi Sekiguchi v Shintaro Imai | 3-6,0-6 |
| ITF M25 Sapporo | 2022/09/08 01:00 | Ryuki Matsuda v Shintaro Imai | 1-6,3-6 |
| ITF M25 Sapporo | 2022/09/01 04:35 | Daisuke Sumizawa v Shintaro Imai | 6-2,2-6,6-1 |
| ITF M25 Sapporo | 2022/08/30 02:10 | Toki Adachi v Shintaro Imai | 0-6,1-6 |
| ITF M15 Jakarta | 2022/08/21 02:00 | Mukund Sasikumar v Shintaro Imai | 3-6,3-6 |
| ITF M15 Jakarta | 2022/08/20 02:00 | Fitriadi M Rifqi v Shintaro Imai | 4-6,2-6 |
| ITF M15 Jakarta | 2022/08/18 02:00 | Kento Takeuchi v Shintaro Imai | 3-6,4-6 |