Ground: Hardcourt outdoor
| ITF Japan F3 | 2015/03/21 02:30 | Issei Okamura v Keisuke Watanuki | 6-2,6-3 |
| ITF Japan F2 | 2015/03/14 00:30 | Soichiro Moritani v Keisuke Watanuki | 6-4,6-2 |
| ITF Japan F1 | 2015/03/09 00:40 | Jarryd Chaplin v Keisuke Watanuki | 6-4,4-6,7-6 |
| ITF Turkey F34 | 2014/09/28 07:00 | Katsuki Nagao v Keisuke Watanuki | 6-3,5-7,7-6 |
| ITF Turkey F34 | 2014/09/27 07:00 | Keisuke Watanuki v Pavel Shchaya-Zubrov | 6-0,6-4 |
| ITF Turkey F32 | 2014/09/17 11:20 | Keisuke Watanuki v Antoine Bellier | 1-6,3-6 |
| ITF Turkey F31 | 2014/09/10 08:30 | Keisuke Watanuki v Nicolaas Scholtz | 3-6,1-6 |
| ITF Turkey F31 | 2014/09/08 07:30 | Keisuke Watanuki v Ren Nakamura | 6-3,6-0 |
| ITF Great Britain F5 | 2015/03/23 10:30 | Marshall Tutu v Stefan Frljanic | 6-1,6-1 |
| ITF Great Britain F4 | 2015/03/15 10:00 | Stefan Frljanic v Mohamed Shabib | 3-6,0-6 |
| ITF Canada F2 Qual | 2015/03/09 14:00 | Sami Reinwein v Stefan Frljanic | 6-4,6-3 |
| ITF Canada F1 Qual | 2015/03/02 16:50 | Jarmere Jenkins v Stefan Frljanic | 6-0,6-3 |
| ITF Canada F1 Qual | 2015/02/28 15:00 | Stefan Frljanic v Levar Harper-Griffith | 6-3,6-2 |
| ITF Portugal F1 | 2015/02/22 10:30 | James Marsalek v Stefan Frljanic | 6-1,6-3 |
| ITF Portugal F1 | 2015/02/21 10:00 | Stefan Frljanic v Alexandre Ribeiro | 7-5,0-6,6-1 |
| ITF Tunisia F5 | 2015/02/08 12:00 | Stefan Frljanic v Imran Aswat | 4-6,2-6 |