Stadium: Court 8 Round: 62 Ground: Hardcourt outdoor
| Challenger Gwangju Qual | 2017/09/16 02:55 | Seungri Choi v Miliaan Niesten | 2-6,4-6 |
| ITF Korea F5 | 2017/06/28 01:00 | Seungri Choi v Min-Kyu Song | 1-6,2-6 |
| ITF Korea F4 | 2017/06/20 01:00 | Makoto Ochi v Seungri Choi | 6-1,6-1 |
| ITF Korea F3 | 2017/06/14 01:00 | Seungri Choi v Young-Hoon Jeong | 3-6,0-6 |
| ITF Korea F2 | 2017/06/07 04:20 | Oh-Hee Kwon v Seungri Choi | 6-0,6-1 |
| ITF Korea F1 | 2017/05/30 01:00 | Jae-Won Choi v Seungri Choi | 6-3,6-1 |
| ITF Vietnam F8 | 2016/09/18 04:00 | Seungri Choi v Shaheed Alam | 6-2,6-1 |
| ITF Vietnam F8 | 2016/09/18 03:00 | Seungri Choi v Rio Noguchi | 6-1,6-7,2-6 |
| ITF Indonesia F8 Qual | 2017/11/26 05:10 | Manish Sureshkumar v Ilsang Yoon | 6-0,6-1 |
| ITF Indonesia F8 Qual | 2017/11/25 06:00 | Kento Tagashira v Ilsang Yoon | 6-7,6-3,6-7 |
| ITF Indonesia F7 Qual | 2017/11/19 05:25 | Natthasith Kunsuwan v Ilsang Yoon | 6-2,7-5 |
| ITF Indonesia F7 Qual | 2017/11/18 03:00 | Ilsang Yoon v Dustin Goldenberg | 6-4,6-3 |