Ground: Hardcourt outdoor
| ITF Japan F2 | 2015/03/21 03:20 | Takuto Niki v Hiroyasu Ehara | 6-3,6-7,6-2 |
| ITF Japan F3 | 2015/03/25 01:00 | Hiroyasu Ehara v Luca Pancaldi | 7-5,6-3 |
| ITF Japan F2 | 2015/03/21 03:20 | Takuto Niki v Hiroyasu Ehara | 6-3,6-7,6-2 |
| ITF Japan F2 | 2015/03/20 01:30 | Duckhee Lee v Hiroyasu Ehara | 1-6,6-4,3-6 |
| ITF Japan F2 | 2015/03/18 02:40 | Yutaro Matsuzaki v Hiroyasu Ehara | 4-6,6-4,3-6 |
| ITF Japan F2 | 2015/03/17 04:50 | Shohei Chikami v Hiroyasu Ehara | 6-7,2-6 |
| ITF Japan F1 | 2015/03/11 03:05 | Luca Pancaldi v Hiroyasu Ehara | 7-5,7-6 |
| ITF Tunisia F5 | 2015/02/10 12:30 | Maxime Tabatruong v Hiroyasu Ehara | 6-3,6-4 |
| ITF Tunisia F5 | 2015/02/03 08:30 | Hiroyasu Ehara v Gerard Granollers-Pujol | 6-7,5-7 |
| ITF Japan F3 | 2015/03/25 01:00 | Jeamoon Lee v Takuto Niki | 1-6,1-6 |
| ITF Japan F2 | 2015/03/22 02:00 | Takuto Niki v Shintaro Imai | 6-7,6-4,6-2 |
| ITF Japan F2 | 2015/03/21 03:20 | Takuto Niki v Hiroyasu Ehara | 6-3,6-7,6-2 |
| ITF Japan F2 | 2015/03/20 03:00 | Takuto Niki v Masaki Sasai | 7-5,6-3 |
| ITF Japan F2 | 2015/03/17 03:00 | Takuto Niki v Luca Pancaldi | 7-6,6-4 |
| ITF Japan F1 | 2015/03/14 02:00 | Takuto Niki v Yuichi Ito | 7-6,6-3 |
| ITF Japan F1 | 2015/03/13 01:00 | Takuto Niki v Jarryd Chaplin | 7-6,6-3 |
| ITF Japan F1 | 2015/03/12 01:00 | Takuto Niki v Masaki Sasai | 6-2,6-1 |