Round: 62 Ground: Hardcourt outdoor
| ITF Turkey F7 | 2018/02/19 08:00 | Yuto Sakai v Kazuki Shimizu | 6-2,6-3 |
| ITF Turkey F7 | 2018/02/18 11:30 | Christian Samuelsson v Kazuki Shimizu | 6-3,3-6,4-6 |
| ITF Turkey F7 | 2018/02/18 06:30 | Kazuki Shimizu v Ryan Nijboer | 6-4,3-6,6-4 |
| ITF Turkey F6 | 2018/02/13 07:00 | Kazuki Shimizu v Juan Pablo Varillas | 6-7,4-6 |
| ITF Turkey F6 | 2018/02/12 09:00 | Kazuki Shimizu v Zlatan Palazov | 6-0,6-4 |
| ITF Turkey F6 | 2018/02/11 07:00 | Cheong Hwi Kim v Kazuki Shimizu | 5-7,0-6 |
| ITF Turkey F6 | 2018/02/10 09:00 | Osmancan Soyler v Kazuki Shimizu | 0-6,2-6 |
| ITF Guam F1 | 2017/06/17 01:30 | Kazuki Shimizu v Yuki Nakamura | 4-6,6-2,4-6 |
| Challenger Toyota Qual | 2017/11/11 02:15 | Chu-Huan Yi v Masaki Sasai | 4-6,6-3,6-4 |
| ITF Thailand F8 Qual | 2017/10/08 06:20 | Masaki Sasai v Clement Larriere | 3-6,3-6 |
| ITF Thailand F8 Qual | 2017/10/07 03:00 | Masaki Sasai v Yu-Chang Wang | 6-0,6-2 |
| ITF Thailand F7 Qual | 2017/10/02 02:30 | Clement Larriere v Masaki Sasai | 6-1,4-6,6-4 |
| ITF Thailand F7 Qual | 2017/10/01 02:30 | Yu-Chang Wang v Masaki Sasai | 3-6,0-6 |
| ITF Thailand F5 Qual | 2017/08/07 05:35 | Masaki Sasai v Arata Onozawa | 6-7,1-6 |
| ITF Thailand F5 Qual | 2017/08/06 06:40 | David Agung Susanto v Masaki Sasai | 3-6,6-7 |
| ITF Thailand F5 Qual | 2017/08/05 06:40 | Masaki Sasai v Michael Look | 6-4,7-6 |