Round: 54 Ground: Hardcourt outdoor
| ITF Japan F1 | 2017/03/04 03:30 | Katsuki Nagao v Leo Julien Sebaoun | 2-6,6-3,6-3 |
| ITF Hong Kong F2 Qual | 2017/06/24 04:30 | Katsuki Nagao v David Barclay | 6-4,6-2 |
| ITF Hong Kong F1 | 2017/06/22 03:00 | Katsuki Nagao v Jumpei Yamasaki | 3-6,1-6 |
| ITF Hong Kong F1 | 2017/06/21 07:00 | Ye Cong Mo v Katsuki Nagao | 2-6,4-6 |
| ITF Japan F8 | 2017/06/15 03:30 | Gengo Kikuchi v Katsuki Nagao | 6-2,6-2 |
| ITF Japan F8 | 2017/06/14 03:00 | Katsuki Nagao v Taisei Ichikawa | 6-0,6-1 |
| ITF Japan F7 | 2017/06/03 01:00 | Katsuki Nagao v Rimpei Kawakami | 6-7,6-7 |
| ITF Japan F5 | 2017/04/04 04:40 | Tatsuma Ito v Katsuki Nagao | 7-6,6-4 |
| ITF Japan F5 | 2017/04/01 02:00 | Katsuki Nagao v Kazuki Shimizu | 6-3,6-3 |
| ITF Thailand F3 | 2017/06/20 03:00 | Leo Julien Sebaoun v Thomas Fancutt | 2-6,3-6 |
| ITF Thailand F1 | 2017/06/18 05:35 | Patcharapol Kawin v Leo Julien Sebaoun | 6-1,6-2 |
| ITF Thailand F2 | 2017/06/10 09:30 | Socrates Leon Tsoronis v Leo Julien Sebaoun | 2-6,6-3,6-0 |
| ITF Spain F15 | 2017/05/20 09:30 | Leo Julien Sebaoun v Felipe Meligeni Rodrigues Alves | 6-7,2-6 |
| ITF Spain F14 | 2017/05/14 07:00 | Eduard Esteve Lobato v Leo Julien Sebaoun | 6-0,6-3 |
| ITF Spain F14 | 2017/05/13 07:00 | Daniel Querol Cherigny v Leo Julien Sebaoun | 3-6,0-6 |
| ITF Spain F13 | 2017/05/07 11:00 | Leo Julien Sebaoun v Francisco Cabral | 4-6,1-6 |
| ITF Spain F13 | 2017/05/06 12:30 | Yan Bondarevskiy v Leo Julien Sebaoun | 4-6,7-5,4-6 |