Stadium: Court 11 Round: 25 Ground: Hardcourt outdoor
| Challenger Granby | 2018/07/26 16:00 | Joris De Loore v Renta Tokuda | 6-1,7-5 |
| Challenger Granby | 2018/07/25 14:00 | Pavel Krainik v Renta Tokuda | 3-6,3-6 |
| Challenger Gatineau | 2018/07/17 18:00 | Renta Tokuda v Edan Leshem | 6-4,6-7,6-3 |
| Challenger Winnipeg | 2018/07/11 15:00 | Renta Tokuda v Kaichi Uchida | 5-7,5-7 |
| Challenger Almaty - kvalifikace | 2018/06/10 04:30 | Tung-Lin Wu v Renta Tokuda | 6-3,7-6 |
| Challenger Almaty - kvalifikace | 2018/06/09 05:35 | Nikola Cacic v Renta Tokuda | 6-7,4-6 |
| Challenger Shymkent Qual | 2018/06/03 05:55 | Mukund Sasikumar v Renta Tokuda | 4-6,6-1,7-5 |
| Challenger Busan Qual | 2018/05/13 02:00 | Luke Saville v Renta Tokuda | 6-2,2-6,6-1 |
| Challenger Chengdu Qual | 2018/07/29 05:40 | Harry Bourchier v Tak Khunn Wang | 6-4,3-6,4-6 |
| Challenger Chengdu Qual | 2018/07/28 07:15 | Tak Khunn Wang v Dzmitry Zhyrmont | 6-1,6-3 |
| Challenger Chengdu Qual | 2018/07/28 03:20 | Tak Khunn Wang v Sidharth Rawat | 6-3,6-4 |
| Challenger Praha - kvalifikace | 2018/07/23 08:00 | Tim Van Rijthoven v Tak Khunn Wang | 3-6,6-3,6-2 |
| Challenger Praha - kvalifikace | 2018/07/22 09:55 | Tak Khunn Wang v Moez Echargui | 6-1,7-5 |
| Challenger Praha | 2018/07/21 09:25 | Tak Khunn Wang v Philipp Davydenko | 7-5,4-6,7-5 |
| Challenger Scheveningen Qual | 2018/07/15 11:50 | Tak Khunn Wang v Antoine Bellier | 6-7,7-6,3-6 |
| Challenger Scheveningen Qual | 2018/07/14 11:40 | Alexandre Muller v Tak Khunn Wang | 5-7,4-6 |