Ground: Synthetic outdoor
| ITF Japan F7 | 2015/06/19 04:45 | Hiroyasu Ehara v Ryota Tanuma | 6-2,6-0 |
| ITF Japan F7 | 2015/06/18 02:15 | Hiroyasu Ehara v Koichi Sano | 6-1,6-3 |
| ITF Japan F7 | 2015/06/17 01:30 | Hiroyasu Ehara v Yuichiro Inui | 6-4,6-0 |
| ITF Korea F1 | 2015/05/22 04:00 | Hiroyasu Ehara v Min Hyeok Cho | 0-6,0-6 |
| ITF Korea F1 | 2015/05/21 07:45 | Ho-Min Kang v Hiroyasu Ehara | 1-6,7-6,3-6 |
| ITF Korea F1 | 2015/05/19 05:05 | Hiroyasu Ehara v Marcos Giron | 2-6,7-5,7-5 |
| ITF Greece F9 | 2015/04/30 08:50 | Hiroyasu Ehara v Giacomo Miccini | 2-6,3-6 |
| ITF Greece F9 | 2015/04/29 08:10 | Hiroyasu Ehara v Filip Brtnicky | 4-6,6-4,6-4 |
| ITF Japan F7 | 2015/06/19 03:00 | Arata Onozawa v Jumpei Yamasaki | 6-2,4-6,0-6 |
| ITF Japan F7 | 2015/06/18 00:30 | Jumpei Yamasaki v Ben Mclachlan | 6-4,6-4 |
| ITF Japan F7 Qual | 2015/06/14 00:00 | Jumpei Yamasaki v Yosuke Watanuki | 7-5,6-3 |
| ITF Japan F6 | 2015/06/11 01:00 | Yuya Kibi v Jumpei Yamasaki | 7-6,6-2 |
| ITF Japan F6 | 2015/06/10 01:30 | Ku Keon Kang v Jumpei Yamasaki | 4-6,6-7 |
| ITF Italy F30 | 2015/05/04 08:00 | Filippo Leonardi v Jumpei Yamasaki | 7-5,3-6,6-3 |
| ITF Italy F7 | 2015/04/27 11:35 | Jumpei Yamasaki v Federico Maccari | 4-6,5-7 |
| ITF Japan F4 | 2015/04/01 01:00 | Jumpei Yamasaki v Yusuke Watanuki | 6-7,3-6 |