Stadium: Court 5 Round: 25
| ITF Korea F5 | 2017/07/02 04:00 | Kim, Young Seok v Lee, Tae-Woo | 5-7,6-4,6-1 |
| ITF Korea F3 | 2017/06/15 01:00 | Lee, Tae-Woo v Kim, Young Seok | 6-3,6-4 |
| ITF Korea F7 | 2016/08/29 02:30 | Lee, Tae-Woo v Kim, Young Seok | 6-2,6-3 |
| ITF Korea F2 | 2018/06/12 01:00 | Lee, Tae-Woo v Jumpei Yamasaki | 3-6,0-6 |
| ITF Korea F1 | 2018/06/08 03:40 | Kim, Cheong-Eui v Lee, Tae-Woo | 6-4,5-7,6-4 |
| ITF Korea F1 | 2018/06/07 01:00 | Chan-Yeong Oh v Lee, Tae-Woo | 4-6,2-6 |
| ITF Korea F1 | 2018/06/06 05:05 | Larriere, Clement v Lee, Tae-Woo | 4-6,4-6 |
| ITF Korea F1 | 2018/06/04 01:00 | Lee, Tae-Woo v Kim, Jun Su | 6-3,6-0 |
| ITF Korea F1 | 2018/06/03 01:00 | Lee, Tae-Woo v Yu, Seong Woon | 6-1,2-6,6-1 |
| Challenger Busan Qual | 2018/05/13 02:00 | Rubin Statham v Lee, Tae-Woo | 7-6,6-3 |
| Challenger Busan Qual | 2018/05/12 01:00 | Dong Ju Kim v Lee, Tae-Woo | 4-6,4-6 |
| ITF Korea F2 | 2018/06/13 06:50 | Kim, Young Seok v Nam, Ji Sung | 6-7,0-6 |
| ITF Korea F1 | 2018/06/06 02:50 | Kim, Young Seok v Jae Hwan Kim | 4-6,4-6 |
| Challenger - Busan | 2018/05/15 02:00 | Kim, Young Seok v Marcos Giron | 3-6,3-6 |
| Challenger Gimcheon Qual | 2018/05/06 04:30 | Renta Tokuda v Kim, Young Seok | 6-3,6-2 |
| Challenger Gimcheon Qual | 2018/05/05 06:00 | Kim, Young Seok v Dong Ju Kim | 6-1,6-3 |
| Challenger Seoul | 2018/05/01 04:35 | Jordan Thompson v Kim, Young Seok | 6-1,6-2 |
| ITF Thailand F12 Qual | 2017/12/10 03:00 | Kim, Young Seok v Jeong, Young-Hoon | 4-6,3-6 |
| ITF Thailand F11 | 2017/12/05 05:05 | Alexey Vatutin v Kim, Young Seok | 6-1,3-6,7-6 |