Stadium: Court 2 Round: 54
| Challenger Taipei Qual | 2017/04/16 05:35 | Raymond Sarmiento v Ruan Roelofse | 3-6,2-6 |
| Challenger Taipei Qual | 2017/04/15 04:30 | Chu-Huan Yi v Ruan Roelofse | 2-6,4-6 |
| Challenger Kyoto Qual | 2017/02/19 03:15 | Soonwoo Kwon v Ruan Roelofse | 6-3,6-2 |
| Challenger Kyoto Qual | 2017/02/18 05:30 | Ruan Roelofse v Naru Shirafuji | 6-3,6-4 |
| ITF France F2 Qual | 2017/01/14 13:20 | Luke Simkiss v Ruan Roelofse | 4-6,7-5,6-3 |
| Challenger Columbus 2 Qual | 2016/11/20 17:05 | Gonzales Austin v Ruan Roelofse | 4-6,7-6,6-3 |
| Challenger Columbus 2 Qual | 2016/11/19 16:20 | Ruan Roelofse v Trey Yates | 6-4,6-7,7-6 |
| Challenger Champaign Qual | 2016/11/14 16:00 | Bradley Klahn v Ruan Roelofse | 6-3,6-2 |
| Challenger Taipei Qual | 2017/04/16 05:55 | Shao-Fan Liu v Issei Okamura | 6-7,6-4,3-6 |
| ITF Japan F5 | 2017/04/04 00:30 | Issei Okamura v Takao Suzuki | 6-7,3-6 |
| ITF Japan F4 | 2017/03/28 03:00 | Kaito Uesugi v Issei Okamura | 6-3,6-3 |
| ITF Japan F3 | 2017/03/22 06:00 | Shane Vinsant v Issei Okamura | 6-2,6-3 |
| ITF Japan F3 | 2017/03/20 02:35 | Daisuke Sumizawa v Issei Okamura | 2-6,2-6 |
| ITF Japan F2 | 2017/03/13 04:00 | Issei Okamura v Nam Hoang Ly | 2-6,2-6 |
| ITF Japan F1 | 2017/03/07 02:30 | Issei Okamura v Yuki Mochizuki | 2-6,4-6 |
| ITF China F3 | 2017/03/01 07:35 | Issei Okamura v Marco Bortolotti | 3-6,5-7 |