Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| ITF Thailand F5 | 2018/10/04 04:30 | Felix Corwin v Shintaro Imai | 6-7,4-6 |
| ITF - M25 Champaign | 2021/07/28 18:40 | Dane Sweeny v Shintaro Imai | 6-1,3-6,6-3 |
| ITF - M25 Santo Domingo | 2021/06/09 12:55 | Shintaro Imai v Igor Marcondes | 6-7,4-6 |
| ITF - M25 Santo Domingo | 2021/06/03 16:50 | Shintaro Imai v Christian Langmo | 7-6,5-7,5-7 |
| ITF - M25 Santo Domingo | 2021/06/01 15:25 | Shintaro Imai v Evan Zhu | 6-3,6-3 |
| ITF - M15 Monastir | 2021/05/04 09:00 | Alexander Donski v Shintaro Imai | 7-5,6-4 |
| ITF - M15 Monastir | 2021/04/29 08:15 | Shintaro Imai v Benjamin Pietri | 6-7,4-6 |
| ITF - M15 Monastir | 2021/04/22 10:00 | Shintaro Imai v Igor Marcondes | 3-6,1-6 |
| ITF - M15 Monastir | 2021/04/21 08:25 | Shintaro Imai v Savva Polukhin | 6-3,6-4 |
| ITF - M25 Champaign | 2021/07/29 17:00 | Yu Hsiou Hsu v Felix Corwin | 7-6,6-4 |
| ITF - M25 Champaign | 2021/07/28 15:00 | Felix Corwin v Eliot Spizzirri | 7-5,7-6 |
| ITF - M15 Edwardsville | 2021/07/22 16:00 | Cannon Kingsley v Felix Corwin | 6-2,6-2 |
| ITF - M15 Edwardsville | 2021/07/21 21:10 | Chad Kissell v Felix Corwin | 6-3,5-7,6-7 |
| ITF - M25 Wichita | 2021/06/12 15:00 | Patrick Kypson v Felix Corwin | 6-3,6-2 |
| ITF - M25 Wichita | 2021/06/11 20:20 | Felix Corwin v Genaro Alberto Olivieri | 3-6,6-3,6-4 |
| ITF - M25 Wichita | 2021/06/10 19:40 | Felix Corwin v Ezekiel Clark | 3-6,6-3,6-3 |
| ITF - M25 Wichita | 2021/06/09 20:55 | Felix Corwin v Wilson Leite | 6-2,2-6,7-6 |