Round: 25 Ground: Hardcourt outdoor
| ITF Japan F8 | 2017/06/13 01:30 | Takashi Saito v Yuki Mochizuki | 6-7,1-6 |
| ITF Japan F3 | 2016/03/20 02:30 | Takashi Saito v Jumpei Yamasaki | 4-6,6-4,2-6 |
| ITF Japan F3 | 2016/03/19 03:45 | Takashi Saito v Masaki Sasai | 4-6,7-5,7-5 |
| ITF Japan F2 | 2016/03/15 02:45 | Takashi Saito v Soonwoo Kwon | 3-6,4-6 |
| ITF Japan F1 | 2016/03/12 01:00 | Takashi Saito v Liang-Chi Huang | 1-6,4-6 |
| ITF Japan F1 | 2016/03/10 04:30 | Young Seok Kim v Takashi Saito | 4-6,2-6 |
| ITF Japan F6 | 2015/06/13 01:00 | Takashi Saito v Duckhee Lee | 2-6,3-6 |
| ITF Japan F6 | 2015/06/12 05:30 | Takashi Saito v Kento Takeuchi | 6-4,6-2 |
| ITF China F10 | 2017/06/28 02:00 | Zhe Li v Kazuma Kawachi | 6-1,6-2 |
| ITF China F10 | 2017/06/26 04:25 | Kazuma Kawachi v Hao Wu | 6-2,6-4 |
| ITF China F10 | 2017/06/25 02:00 | Kazuma Kawachi v Michael Commings | 7-5,6-1 |
| ITF Guam F1 | 2017/06/22 01:30 | Kazuma Kawachi v Jake Delaney | 3-6,4-6 |
| ITF Guam F1 | 2017/06/21 00:00 | Kazuma Kawachi v Alexis Canter | 6-4,3-6,6-2 |
| ITF Japan F8 | 2017/06/11 00:00 | Kazuma Kawachi v Taisei Ichikawa | 6-2,5-7,2-6 |
| ITF Japan F8 | 2017/06/10 00:00 | Kazuma Kawachi v Yuki Nakamura | 6-2,6-2 |
| ITF China F7 Qual | 2017/05/13 03:30 | Kazuma Kawachi v Rhett Purcell | 1-6,4-6 |