Stadium: Court 5 Round: 54 Ground: Hardcourt outdoor
| ITF M15 Hua Hin | 2019/09/02 04:40 | Issei Okamura v Bingyu Yu | 6-1,6-2 |
| ITF M15 Hua Hin | 2019/08/29 04:05 | Issei Okamura v Yu Hsiou Hsu | 2-6,0-6 |
| ITF M15 Hua Hin | 2019/08/28 03:00 | Issei Okamura v Soichiro Moritani | 6-4,3-6,6-3 |
| ITF M15 Hua Hin | 2019/08/21 09:00 | Issei Okamura v Yu Hsiou Hsu | 2-6,1-6 |
| Challenger Yokkaichi | 2019/08/05 06:20 | Issei Okamura v Jie Cui | 3-6,3-6 |
| Challenger Chengdu | 2019/07/29 10:45 | Issei Okamura v Yusuke Takahashi | 1-6,2-6 |
| Challenger Granby | 2019/07/22 14:00 | Issei Okamura v Takanyi Garanganga | 4-6,4-6 |
| Challenger Winnipeg | 2019/07/08 16:00 | Issei Okamura v Justin Boulais | 2-6,5-7 |
| ITF M15 Hua Hin | 2019/09/02 04:30 | Muthu A Senthilkumar v Uisung Park | 3-6,1-6 |
| ITF M15 Hua Hin | 2019/08/20 03:00 | Uisung Park v Cameron Green | 6-7,0-6 |
| ITF M15 Hua Hin | 2019/08/19 03:00 | Uisung Park v Charles Roberts | 6-1,6-1 |
| ITF M15 - Jakarta | 2019/08/13 02:30 | Kunal Anand v Uisung Park | 7-5,6-7,10-8 |
| ITF M15 - Jakarta | 2019/08/12 04:25 | Yeongseok Jeong v Uisung Park | 6-4,4-6,9-11 |
| ITF M15 - Jakarta | 2019/08/05 05:45 | Anthony Susanto v Uisung Park | 6-3,3-6,10-7 |
| ITF M15 - Anseong | 2019/06/27 01:00 | Uisung Park v Cing-Yang Meng | 2-6,6-2,3-6 |
| ITF M15 - Anseong | 2019/06/25 02:45 | Uisung Park v Daisuke Sumizawa | 6-4,3-6,6-2 |