Round: 25 Ground: Hardcourt outdoor
| ITF Turkey F18 | 2016/05/06 08:00 | Katsuki Nagao v Marc Sieber | 3-6,6-4,2-6 |
| ITF Turkey F18 | 2016/05/03 11:50 | Miliaan Niesten v Katsuki Nagao | 4-6,3-6 |
| ITF Turkey F17 | 2016/04/26 11:20 | Katsuki Nagao v Marc Sieber | 2-6,1-6 |
| ITF Japan F5 | 2016/04/05 07:45 | Hiromasa Oku v Katsuki Nagao | 7-6,5-7,6-1 |
| ITF Japan F4 | 2016/03/28 01:00 | Katsuki Nagao v Sanhui Shin | 1-6,1-6 |
| ITF Japan F4 | 2016/03/27 01:00 | Katsuki Nagao v Masaki Osafune | 6-1,6-2 |
| ITF Japan F3 | 2016/03/20 01:00 | Yuya Ito v Katsuki Nagao | 6-3,6-4 |
| ITF Japan F3 | 2016/03/19 03:45 | Ryota Kishi v Katsuki Nagao | 1-6,5-7 |
| ITF Turkey F19 Qual | 2016/05/08 08:00 | Fernando Yamacita v Emmanuel Luria | 6-2,6-0 |
| ITF Turkey F18 | 2016/05/01 12:00 | Piotr Grynkowski v Fernando Yamacita | 6-4,3-6,6-3 |
| ITF USA F9 Qual | 2016/02/26 19:00 | Fernando Yamacita v Rudy Richter | 4-6,6-3,6-0 |
| ITF USA F7 Qual | 2016/02/13 18:00 | Gonzales Austin v Fernando Yamacita | 6-4,6-3 |
| ITF USA F7 Qual | 2016/02/12 20:00 | Sam Riffice v Fernando Yamacita | 6-7,6-4,5-7 |
| ITF USA F5 | 2016/01/24 16:30 | William Grant v Fernando Yamacita | 4-6,7-5,7-5 |
| ITF USA F4 | 2016/01/18 16:00 | Isak Arvidsson v Fernando Yamacita | 6-1,6-3 |
| ITF USA F4 | 2016/01/17 16:00 | Fernando Yamacita v Joel Vincent Link | 6-4,6-4 |