Stadium: Court N'godrela Round: 24 Ground: Hardcourt outdoor
| Challenger Mouilleron le Captif | 2018/11/07 15:05 | Elias Ymer v Gleb Sakharov | 4-6,7-6,6-4 |
| Challenger Mouilleron le Captif | 2018/11/06 17:55 | Gleb Sakharov v Matteo Martineau | 6-1,6-3 |
| Challenger Eckental | 2018/11/03 12:55 | Gleb Sakharov v Antoine Hoang | 4-6,2-6 |
| Challenger Eckental | 2018/11/02 12:05 | Matthias Bachinger v Gleb Sakharov | 6-3,5-7,1-6 |
| Challenger Eckental | 2018/10/31 13:45 | Gleb Sakharov v Guillermo Garcia-Lopez | 6-4,7-6 |
| Challenger Eckental | 2018/10/30 10:00 | Alexey Vatutin v Gleb Sakharov | 1-6,4-6 |
| Challenger Eckental | 2018/10/29 11:20 | Gleb Sakharov v Benjamin Bonzi | 7-6,6-1 |
| Challenger Eckental | 2018/10/28 13:10 | Gleb Sakharov v Christoph Negritu | 7-5,6-2 |
| Challenger Liuzhou | 2018/10/20 06:55 | Renta Tokuda v Yusuke Takahashi | 7-5,6-0 |
| Challenger Ningbo | 2018/10/16 10:00 | Tatsuma Ito v Yusuke Takahashi | 7-6,6-3 |
| Challenger Ningbo | 2018/10/15 02:30 | Arjun Kadhe v Yusuke Takahashi | 4-6,1-6 |
| Challenger Ningbo | 2018/10/14 02:30 | Zhao Zhao v Yusuke Takahashi | 0-6,6-7 |
| ATP Chengdu | 2018/09/22 07:20 | Yusuke Takahashi v Felix Auger Aliassime | 3-6,2-6 |
| Challenger Shanghai | 2018/09/08 07:55 | Yusuke Takahashi v Yuta Shimizu | 6-3,2-6,5-7 |
| Challenger Zhangjiagang | 2018/09/05 04:20 | Yusuke Takahashi v Alexander Bublik | 3-6,4-6 |
| Challenger Zhangjiagang | 2018/09/04 02:00 | Yuta Shimizu v Yusuke Takahashi | 6-4,6-2 |