Round: 26 Ground: Hardcourt outdoor
| ITF Hong Kong F5 | 2017/12/26 06:10 | Sora Fukuda v Takashi Saito | 6-4,6-7,3-6 |
| ITF Hong Kong F5 | 2017/12/24 03:00 | Francesco Bessire v Takashi Saito | 3-6,2-6 |
| ITF Hong Kong F5 | 2017/12/23 05:00 | Wai Yu Kai v Takashi Saito | 1-6,0-6 |
| ITF Turkey F44 | 2017/11/21 07:15 | Alexander Zhurbin v Takashi Saito | 6-0,6-2 |
| ITF Turkey F43 | 2017/11/16 06:45 | Takashi Saito v Pietro Rondoni | 3-6,6-3,6-7 |
| ITF Turkey F43 | 2017/11/15 06:45 | Mert Naci Turker v Takashi Saito | 2-6,1-6 |
| ITF Turkey F42 | 2017/11/08 08:40 | Maxim Ratniuk v Takashi Saito | 6-2,6-2 |
| ITF Malaysia F1 | 2017/10/20 01:00 | Ryota Tanuma v Takashi Saito | 7-6,3-6,7-6 |
| ITF Hong Kong F4 | 2017/12/20 02:00 | Chun Hun Wong v Ti Chen | 4-6,6-3,3-6 |
| ITF Hong Kong F4 | 2017/12/19 02:00 | Chun Hun Wong v Yuanfeng Li | 6-3,6-4 |
| ITF Thailand F4 Qual | 2017/07/30 04:30 | Chun Hun Wong v Elliott Orkin | 3-6,4-6 |
| ITF China F14 | 2017/07/27 03:10 | Nikola Milojevic v Chun Hun Wong | 6-2,6-0 |
| ITF China F14 | 2017/07/25 02:00 | Yi Zhou Liu v Chun Hun Wong | 3-6,5-7 |
| ITF China F14 Qual | 2017/07/24 02:00 | Chun Hun Wong v He Feng | 6-2,6-2 |
| ITF China F14 Qual | 2017/07/23 03:00 | Chun Hun Wong v Jia Qi Huang | 6-1,6-2 |
| ITF Hong Kong F3 | 2017/07/04 02:00 | Soichiro Moritani v Chun Hun Wong | 6-7,6-1,6-2 |