Round: 25 Ground: Synthetic outdoor
| ITF Japan F6 | 2016/05/31 04:25 | Kento Takeuchi v Ryota Tanuma | 6-3,3-6,6-2 |
| ITF Spain F15 | 2016/05/27 16:05 | Eduardo Struvay v Ryota Tanuma | 6-4,6-2 |
| ITF Spain F15 Qual | 2016/05/23 10:20 | Ryota Tanuma v Leo Julien Sebaoun | 7-6,4-6,6-2 |
| ITF Spain F15 Qual | 2016/05/21 12:30 | Ryota Tanuma v Alex M Pujolras | 6-0,6-1 |
| ITF Spain F14 | 2016/05/18 10:00 | Ryota Tanuma v Jaume Munar | 6-4,2-6,5-7 |
| ITF Spain F14 | 2016/05/16 09:00 | Issei Okamura v Ryota Tanuma | 0-6,3-6 |
| ITF Spain F13 | 2016/05/13 08:00 | Ryota Tanuma v Carlos Taberner | 1-6,2-6 |
| ITF Spain F13 | 2016/05/12 08:00 | Ryota Tanuma v Andres Artunedo Martinavarr | 6-4,4-6,6-3 |
| ITF Japan F4 | 2016/03/26 00:00 | Gengo Kikuchi v Naoto Kai | 6-2,7-6 |
| ITF Japan F1 | 2016/03/05 03:00 | Naoto Kai v Kazuma Kawachi | 6-4,3-6,4-6 |
| ITF Japan F7 Qual | 2015/06/13 00:00 | Naoto Kai v Keisuke Numajiri | 2-6,3-6 |