Round: 44 Ground: Hardcourt outdoor
| ITF Japan F1 | 2018/03/03 01:00 | Yasunori Hashikawa v Kenta Kurita | 6-2,6-4 |
| ITF Mexico F8 | 2017/12/03 17:00 | Jake Douglas v Kenta Kurita | 6-4,4-6,6-2 |
| ITF Mexico F7 | 2017/11/25 16:00 | Nicholas Shamma v Kenta Kurita | 6-0,6-3 |
| ITF Mexico F6 | 2017/11/18 16:00 | Kenta Kurita v Raul-Isaias Rosas-Zarur | 4-6,1-6 |
| ITF Guam F1 | 2017/06/17 23:00 | Nicholas Reyes v Kenta Kurita | 4-6,6-3,7-5 |
| ITF Guam F1 | 2017/06/16 23:00 | Kenta Kurita v Camden Camacho | 6-1,6-3 |
| ITF Japan F8 | 2017/06/10 04:00 | Kenta Kurita v Kazuki Nishiwaki | 1-6,5-7 |
| ITF Japan F3 | 2017/03/18 03:00 | Hiroyasu Ehara v Kenta Kurita | 6-1,6-0 |
| ITF Japan F2 | 2018/03/13 04:45 | Takashi Saito v Naoki Nakagawa | 4-6,6-3,1-6 |
| ITF Japan F1 | 2018/03/10 02:00 | Takashi Saito v Wishaya Trongcharoenchaikul | 4-6,7-5,4-6 |
| ITF Japan F1 | 2018/03/08 03:10 | Yuichi Ito v Takashi Saito | 2-6,4-6 |
| ITF Japan F1 | 2018/03/07 01:00 | Takashi Saito v Makoto Ochi | 6-3,2-6,6-4 |
| ITF Japan F1 | 2018/03/05 01:00 | Takashi Saito v Itsuki Matsumoto | 6-3,6-4 |
| ITF Japan F1 | 2018/03/03 03:00 | Takashi Saito v Tamaki Yamao | 7-6,6-4 |
| ITF Hong Kong F6 | 2018/01/03 03:30 | Matteo Viola v Takashi Saito | 4-6,6-2,6-4 |
| ITF Hong Kong F6 | 2018/01/01 02:00 | Ming Chun Alan Sou v Takashi Saito | 2-6,1-6 |