Round: 54 Ground: Hardcourt indoor
| ITF Turkey F36 | 2015/09/06 13:00 | Keisuke Numajiri v Alexander Babanine | 4-6,3-6 |
| ITF Turkey F35 | 2015/09/03 13:00 | Keisuke Numajiri v Michal Konecny | 1-6,5-7 |
| ITF Serbia F6 | 2015/07/20 08:00 | Timur Kiyamov v Keisuke Numajiri | 6-1,7-5 |
| ITF Serbia F6 | 2015/07/18 11:00 | David Barclay v Keisuke Numajiri | 2-6,2-6 |
| ITF Serbia F6 | 2015/07/11 11:00 | Keisuke Numajiri v Goran Markovic | 6-4,6-4 |
| ITF Japan F8 | 2015/06/25 01:00 | Keisuke Numajiri v Keisuke Watanuki | 3-6,3-6 |
| ITF Japan F7 Qual | 2015/06/15 00:30 | Renta Tokuda v Keisuke Numajiri | 3-6,1-6 |
| ITF Japan F7 Qual | 2015/06/13 00:00 | Naoto Kai v Keisuke Numajiri | 2-6,3-6 |