Round: 62 Ground: Hardcourt outdoor
| 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 |
| ITF Hong Kong F5 | 2017/12/28 02:00 | Takashi Saito v Alexander Zhurbin | 6-7,4-6 |
| ITF Hong Kong F5 | 2017/12/27 02:30 | Takashi Saito v Chun Hun Wong | 5-7,7-6,7-5 |
| 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 |
| Challenger Kyoto Qual | 2018/02/17 06:40 | Blake Ellis v Tamaki Yamao | 6-4,6-4 |
| Challenger Kyoto Qual | 2017/02/18 01:00 | Gengo Kikuchi v Tamaki Yamao | 7-6,6-4 |