Stadium: Court 12 Round: 45
| ITF Korea F8 | 2016/09/04 04:30 | Yu-Seob Kim v Jeamoon Lee | 3-6,1-6 |
| ITF Korea F8 | 2016/08/28 02:00 | Yu-Seob Kim v Chan-Yeong Oh | 3-6,2-6 |
| ITF Korea F8 | 2016/08/21 04:30 | Oh-Hee Kwon v Yu-Seob Kim | 6-2,6-3 |
| ITF Korea F1 Qual | 2016/06/11 01:00 | Jae-Won Choi v Yu-Seob Kim | 6-2,6-3 |
| ITF Korea F1 | 2015/05/16 01:00 | Yu-Seob Kim v Dong-Hak Sin | 3-6,3-6 |
| Challenger Taipei | 2017/04/18 06:20 | Shuichi Sekiguchi v Franko Skugor | 1-6,4-6 |
| ITF China F5 | 2017/04/15 05:35 | Bradley Mousley v Shuichi Sekiguchi | 7-6,7-6 |
| ITF China F5 | 2017/04/13 05:05 | Tsung-Hua Yang v Shuichi Sekiguchi | 2-6,4-6 |
| ITF China F5 | 2017/04/11 06:50 | Yu Chang v Shuichi Sekiguchi | 1-6,5-7 |
| ITF China F4 | 2017/04/09 02:00 | Zhe Li v Shuichi Sekiguchi | 6-3,6-0 |
| ITF China F4 | 2017/04/08 04:00 | Su Hao Zhong v Shuichi Sekiguchi | 1-6,6-2,2-6 |
| ITF China F4 | 2017/04/06 05:05 | Xi Qi v Shuichi Sekiguchi | 4-6,3-6 |
| ITF China F4 | 2017/04/04 05:50 | Long Chen v Shuichi Sekiguchi | 0-6,0-6 |