Round: 62 Ground: Hardcourt outdoor
| ITF Turkey F37 | 2015/09/13 14:00 | Ken Onishi v Edward Harwood | 6-0,6-0 |
| ITF China F9 | 2015/06/30 08:00 | Zhuoyang Qiu v Ken Onishi | 6-3,6-2 |
| ITF Thailand F9 | 2015/06/23 06:40 | Issei Okamura v Ken Onishi | 6-4,2-6,6-1 |
| ITF Thailand F9 | 2015/06/17 03:30 | Ken Onishi v Shuichi Sekiguchi | 3-6,3-6 |
| ITF Thailand F9 | 2015/06/16 05:00 | Zach Itzstein v Ken Onishi | 6-4,2-6,0-6 |
| ITF China F6 | 2015/06/04 02:00 | Ken Onishi v Marcos Giraldi Requena | 4-6,4-6 |
| ITF China F6 | 2015/06/02 06:00 | Ken Onishi v Aoxiong Wang | 7-6,6-4 |
| ITF China F6 | 2015/05/26 02:00 | Ken Onishi v Young Seok Kim | 3-6,5-7 |
| ITF Slovakia F3 | 2015/07/27 07:00 | Petr Hajek v Michal Bisko | 2-6,6-4,6-0 |
| ITF Czech Republic F3 Qual | 2015/05/24 08:00 | Matvey Khomentovskiy v Michal Bisko | 6-1,4-6,1-6 |
| ITF Czech Republic F1 | 2015/05/13 08:00 | Michal Bisko v Matej Vocel | 2-6,2-6 |
| ITF Czech Republic F1 Qual | 2015/05/10 10:30 | Patrik Obal v Michal Bisko | 3-6,4-6 |
| Challenger Ostrava Qual | 2015/04/27 08:00 | Michal Bisko v Pascal Brunner | 1-6,3-6 |
| ITF Greece F3 | 2015/04/05 09:30 | Michal Bisko v Lenny Hampel | 4-6,4-6 |
| ITF Greece F3 | 2015/04/04 10:30 | Denis Merkulov v Michal Bisko | 4-6,5-7 |
| ITF Greece F2 | 2015/04/02 07:00 | Michal Bisko v Maxim Dubarenco | 4-6,6-7 |