| ITF Malaysia F3 | 2017/10/29 00:00 | Yuichi Ito v Keisuke Numajiri | 6-4,6-2 |
| ITF Malaysia F3 | 2017/10/28 01:00 | Keisuke Numajiri v Alex Hunt | 6-0,6-1 |
| ITF Malaysia F2 | 2017/10/22 01:00 | Tyler Lu v Keisuke Numajiri | 6-3,5-7,6-4 |
| ITF Malaysia F2 | 2017/10/21 04:30 | Keisuke Numajiri v Daniel-Andrea R. Redondo | 6-4,6-3 |
| ITF Malaysia F1 | 2017/10/18 02:25 | Keisuke Numajiri v Martins Podzus | 2-6,3-6 |
| ITF Malaysia F1 | 2017/10/16 01:00 | Keisuke Numajiri v Daniel Du Toit | 6-2,6-3 |
| ITF Malaysia F1 | 2017/10/15 01:00 | Keisuke Numajiri v Sebastian Zapata | 6-1,6-1 |
| ITF Turkey F34 | 2017/09/11 10:00 | Sandro Kopp v Keisuke Numajiri | 6-2,6-2 |
| ITF Vietnam F1 | 2017/11/05 05:00 | Rio Noguchi v Rimpei Kawakami | 5-7,6-1,6-4 |
| ITF Vietnam F1 | 2017/11/05 02:00 | Yutaro Matsuzaki v Rimpei Kawakami | 1-6,6-3,2-6 |
| ITF Turkey F37 | 2017/10/01 08:00 | Rimpei Kawakami v Nicholas Horton | 3-6,2-6 |
| ITF Turkey F36 | 2017/09/24 07:30 | Felipe Meligeni Rodrigues Alves v Rimpei Kawakami | 7-6,6-4 |
| ITF Turkey F36 | 2017/09/23 07:00 | Rimpei Kawakami v Noah Prehn | 6-0,6-0 |
| ITF Turkey F35 | 2017/09/21 07:30 | Renta Tokuda v Rimpei Kawakami | 6-2,6-1 |
| ITF Turkey F35 | 2017/09/19 11:30 | Gokberk Ergeneman v Rimpei Kawakami | 6-7,2-6 |
| ITF Turkey F35 | 2017/09/18 11:30 | Rimpei Kawakami v Vazha Shubladze | 6-4,6-1 |