| ITF Spain F14 | 2016/05/16 09:00 | Issei Okamura v Ryota Tanuma | 0-6,3-6 |
| ITF Spain F13 | 2016/05/12 10:10 | Issei Okamura v Juan Lizariturry | 5-7,5-7 |
| ITF Spain F13 | 2016/05/10 16:00 | Issei Okamura v Andrey Chepelev | 3-6,6-4,7-6 |
| ITF Spain F13 | 2016/05/09 08:00 | Issei Okamura v Thibault Cancel | 6-4,5-7,4-6 |
| ITF Spain F13 | 2016/05/07 13:30 | Issei Okamura v Brandon Levendale | 6-2,6-1 |
| ITF Turkey F18 | 2016/05/06 08:00 | Issei Okamura v Hugo Nys | 0-6,3-6 |
| ITF Turkey F18 | 2016/05/05 10:15 | Mikelis Libietis v Issei Okamura | 3-6,2-6 |
| ITF Turkey F18 | 2016/05/03 11:45 | Issei Okamura v Marcelo Tebet | 7-5,6-4 |
| ITF Portugal F6 | 2016/05/18 12:00 | Bernabe Zapata Miralles v Jumpei Yamasaki | 6-7,6-1,7-5 |
| ITF Portugal F5 Qual | 2016/05/09 11:30 | Jumpei Yamasaki v Alan Gleeson | 4-6,5-7 |
| ITF Portugal F4 | 2016/05/04 15:00 | Fred Gil v Jumpei Yamasaki | 6-2,6-2 |
| ITF Japan F4 | 2016/03/30 02:40 | Jumpei Yamasaki v Sanhui Shin | 6-3,2-6,2-6 |
| ITF Japan F4 | 2016/03/28 01:00 | Jumpei Yamasaki v Keisuke Numajiri | 6-4,6-4 |
| ITF Japan F4 | 2016/03/27 01:00 | Jumpei Yamasaki v Yutaro Matsuzaki | 6-2,6-1 |
| ITF Japan F3 | 2016/03/22 01:00 | Yuya Kibi v Jumpei Yamasaki | 6-3,7-5 |
| ITF Japan F3 | 2016/03/20 02:30 | Takashi Saito v Jumpei Yamasaki | 4-6,6-4,2-6 |