Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| ITF Bosnia and Herzegovina F3 | 2018/05/29 12:40 | Domagoj Biljesko v Lingxi Zhao | 6-7,6-3,6-4 |
| ITF Bosnia and Herzegovina F3 Qual | 2018/05/28 10:50 | Pavle Daljev v Lingxi Zhao | 4-6,4-6 |
| ITF Bosnia and Herzegovina F3 Qual | 2018/05/26 09:30 | Ivan Randjelovic v Lingxi Zhao | 1-6,1-6 |
| ITF Bosnia and Herzegovina F2 | 2018/05/23 08:00 | Lingxi Zhao v Danylo Kalenichenko | 6-7,6-0,2-6 |
| ITF Bosnia and Herzegovina F2 Qual | 2018/05/21 09:50 | Luka Puljic v Lingxi Zhao | 6-7,2-6 |
| ITF Bosnia and Herzegovina F2 Qual | 2018/05/20 12:30 | Stefan Dragovic v Lingxi Zhao | 1-6,7-5,5-7 |
| ITF Bosnia and Herzegovina F1 Qual | 2018/05/12 13:30 | Milos Dabic v Lingxi Zhao | 6-4,6-1 |
| ITF Turkey F16 | 2018/04/21 09:30 | Sebastian Prechtel v Lingxi Zhao | 7-6,6-1 |
| Challenger Fergana | 2018/06/19 07:55 | Rubin Statham v Shuichi Sekiguchi | 6-1,6-7,2-6 |
| Challenger Fergana Qual | 2018/06/18 05:00 | Roman Safiullin v Shuichi Sekiguchi | 4-6,6-2,4-6 |
| Challenger Fergana Qual | 2018/06/17 06:25 | Altug Celikbilek v Shuichi Sekiguchi | 2-6,1-6 |
| Challenger Fergana Qual | 2018/06/16 09:40 | Shuichi Sekiguchi v Gerard Granollers-Pujol | 6-1,6-4 |
| Challenger Almaty Qual | 2018/06/10 04:30 | Shuichi Sekiguchi v Joao Menezes | 6-3,3-6,6-7 |
| Challenger Almaty Qual | 2018/06/09 04:00 | Shuichi Sekiguchi v Timur Maulenov | 7-5,6-3 |
| Challenger Shymkent Qual | 2018/06/03 04:00 | Shuichi Sekiguchi v Steven Diez | 1-6,4-6 |
| Challenger Shymkent Qual | 2018/06/02 04:00 | Robin Kern v Shuichi Sekiguchi | 4-6,2-6 |