Stadium: Ct 11 Round: 27 Ground: Clay
| ITF Australia F5 | 2018/09/20 02:10 | Brydan Klein v Aoran Wang | 6-1,6-2 |
| ITF Australia F5 | 2018/09/18 00:00 | Brydan Klein v Alexander Crnokrak | 7-6,6-3 |
| ITF Australia F5 | 2018/09/16 01:05 | Brydan Klein v Patrick Kotan | 6-3,6-1 |
| ITF Australia F5 | 2018/09/15 03:30 | Brydan Klein v Jacob Sullivan | 6-3,7-6 |
| Challenger Ilkley Qual | 2018/06/17 15:20 | Brayden Schnur v Brydan Klein | 7-6,7-6 |
| Challenger Ilkley Qual | 2018/06/17 11:35 | Brydan Klein v Stefan Kozlov | 4-6,6-1,7-5 |
| Challenger Nottingham Qual | 2018/06/10 15:00 | Brayden Schnur v Brydan Klein | 2-6,6-4,6-4 |
| Challenger Nottingham Qual | 2018/06/09 15:55 | Marcus Willis v Brydan Klein | 1-6,3-6 |
| ITF Australia F5 | 2018/09/20 03:55 | Aaron Addison v Issei Okamura | 2-6,7-6,2-6 |
| ITF Australia F5 | 2018/09/18 00:00 | Scott Puodziunas v Issei Okamura | 6-7,7-5,4-6 |
| Challenger Gwangju Qual | 2018/08/11 01:30 | Issei Okamura v Jung-Woong Na | 3-6,6-1,1-6 |
| Challenger Jinan | 2018/08/06 02:00 | Tak Khunn Wang v Issei Okamura | 6-1,6-2 |
| Challenger Jinan | 2018/08/05 02:00 | Chien Hsun Lo v Issei Okamura | 6-7,1-6 |
| Challenger Chengdu Qual | 2018/07/28 03:35 | Issei Okamura v Blake Ellis | 6-4,1-6,5-7 |
| ITF Chinese Taipei F2 | 2018/07/26 02:00 | Issei Okamura v Chun Hsin Tseng | 3-6,4-6 |
| ITF Chinese Taipei F2 | 2018/07/24 02:00 | Issei Okamura v Liang-Yu Lin | 6-2,6-2 |