Stadium: Centre Court Round: 25 Ground: Hardcourt outdoor
| Challenger Aix en Provence | 2018/05/07 09:30 | Alexander Bublik v Bradley Klahn | 6-7,6-7 |
| ATP Estoril Qual | 2018/04/29 15:25 | Alexander Bublik v Ricardo Ojeda Lara | 5-7,1-6 |
| ATP Budapest | 2018/04/25 10:50 | Jan-Lennard Struff v Alexander Bublik | 6-1,6-4 |
| ATP Budapest | 2018/04/24 09:00 | Alexander Bublik v Denis Istomin | 6-7,7-6,7-5 |
| ATP Indian Wells Qual | 2018/03/06 20:15 | Kevin King v Alexander Bublik | 2-6,4-6 |
| ATP Acapulco | 2018/02/28 01:25 | Alexander Bublik v Thanasi Kokkinakis | 4-6,3-6 |
| ATP Acapulco Qual | 2018/02/25 23:45 | Taro Daniel v Alexander Bublik | 4-6,6-7 |
| ATP Acapulco Qual | 2018/02/24 22:00 | Michael Mmoh v Alexander Bublik | 4-6,6-1,1-6 |
| Challenger Gimcheon | 2018/05/09 02:00 | Zhe Li v Max Purcell | 1-6,4-6 |
| Challenger Anning | 2018/04/24 03:00 | N.Sriram Balaji v Zhe Li | 6-4,6-7,6-4 |
| ITF Japan F6 | 2018/04/12 01:00 | Makoto Ochi v Zhe Li | 3-6,6-2,6-3 |
| ITF Japan F6 | 2018/04/11 01:00 | Sho Katayama v Zhe Li | 1-6,6-3,4-6 |
| ITF Japan F5 | 2018/04/08 03:05 | Zhe Li v Yusuke Takahashi | 6-4,6-7,7-5 |
| ITF Japan F5 | 2018/04/07 01:00 | Makoto Ochi v Zhe Li | 3-6,3-6 |
| ITF Japan F5 | 2018/04/06 01:00 | Zhe Li v Taisei Ichikawa | 6-2,7-6 |
| ITF Japan F5 | 2018/04/04 04:50 | Zhe Li v Xin Gao | 6-3,7-5 |