Stadium: Court 1 Round: 26 Ground: Hardcourt outdoor
| ITF Korea F1 | 2015/05/19 01:00 | Shintaro Imai v Jeamoon Lee | 6-3,6-3 |
| ITF M15 Nonthaburi | 2019/11/27 04:35 | Min-Kyu Song v Jeamoon Lee | 1-6,3-6 |
| ITF M15 Nonthaburi | 2019/11/26 04:00 | Jake Delaney v Jeamoon Lee | 4-6,6-4,8-10 |
| ITF M15 Nonthaburi | 2019/11/25 05:45 | Jeamoon Lee v Abhinav Sanjeev Shanmugam | 7-6,7-6 |
| ITF M15 Nonthaburi | 2019/11/24 02:30 | Jeamoon Lee v Worarin Kumthonkittikul | 6-1,6-1 |
| ITF M15 Changwon | 2019/10/15 03:10 | Jeamoon Lee v Minjong Park | 1-6,6-3,3-10 |
| ITF M15 Changwon | 2019/10/14 04:50 | Jeamoon Lee v Ryotaro Matsumura | 7-5,4-6,10-7 |
| Challenger Gwangju | 2019/05/14 05:00 | Jeamoon Lee v Yunseong Chung | 6-7,2-6 |
| Challenger Seoul | 2019/04/30 07:00 | Nikola Milojevic v Jeamoon Lee | 6-7,6-3,6-3 |
| ITF M15 Nonthaburi | 2019/11/26 07:10 | Kento Takeuchi v Shintaro Imai | 3-6,2-6 |
| Challenger Kobe | 2019/11/09 05:45 | Shintaro Imai v Yuichi Sugita | 3-6,6-4,1-6 |
| Challenger Kobe | 2019/11/08 04:30 | Hiroki Moriya v Shintaro Imai | 3-6,6-7 |
| Challenger Kobe | 2019/11/07 03:40 | Shintaro Imai v Renta Tokuda | 3-6,6-3,6-2 |
| Challenger Kobe | 2019/11/05 02:50 | Duckhee Lee v Shintaro Imai | 4-6,2-6 |
| Challenger Kobe | 2019/11/04 07:00 | Shintaro Imai v Seita Watanabe | 6-4,6-2 |
| Challenger Ningbo | 2019/10/14 05:55 | Shintaro Imai v Fajing Sun | 4-6,4-6 |
| ITF M25 Tay Ninh | 2019/10/08 03:45 | Naoki Nakagawa v Shintaro Imai | 6-2,6-1 |