| ITF Korea F8 | 2016/09/03 01:00 | Seonyong Han v Seong-Gook Oh | 6-4,6-1 |
| ITF Japan F7 Qual | 2016/06/04 01:00 | Yuga Tashiro v Seong-Gook Oh | 6-2,6-2 |
| ITF Guam F1 | 2016/05/25 01:35 | Seong-Gook Oh v Sho Katayama | 4-6,1-6 |
| ITF Guam F1 | 2016/05/23 02:25 | Seong-Gook Oh v Ren Nakamura | 6-4,6-4 |
| ITF Guam F1 | 2016/05/22 00:00 | Seong-Gook Oh v Kennosuke Nouchi | 6-4,6-1 |
| ITF China F6 Qual | 2016/05/09 02:00 | Yusuke Takahashi v Seong-Gook Oh | 6-1,6-4 |
| ITF China F6 Qual | 2016/05/08 02:00 | Jianhui Li v Seong-Gook Oh | 6-7,4-6 |
| ITF China F6 Qual | 2016/05/07 02:00 | YiShuo Fan v Seong-Gook Oh | 0-6,0-6 |
| ITF Korea F8 | 2016/09/06 01:30 | Tae-Woo Lee v Hong Chung | 6-7,1-6 |
| ITF Korea F7 | 2016/08/31 03:30 | Woong-Sun Jun v Tae-Woo Lee | 6-4,3-6,7-6 |
| ITF Korea F7 | 2016/08/29 02:30 | Tae-Woo Lee v Young Seok Kim | 6-2,6-3 |
| ITF Korea F8 | 2016/08/21 04:30 | Tae-Woo Lee v Ku Keon Kang | 0-6,6-7 |
| ITF Korea F8 | 2016/08/20 05:00 | Seoung Hun Lee v Tae-Woo Lee | 2-6,4-6 |