Stadium: Hard Court 8 Round: 62 Ground: Hardcourt outdoor
| ITF Turkey F7 | 2018/02/18 06:30 | Luis Britto v Christian Samuelsson | 3-6,4-6 |
| ITF Estonia F2 | 2017/10/25 10:00 | Pavel Kotov v Christian Samuelsson | 7-6,6-7,7-6 |
| ITF Estonia F2 | 2017/10/24 11:45 | Christian Samuelsson v Dmitry Mnushkin | 6-1,6-2 |
| ITF Estonia F2 | 2017/10/22 11:00 | Harri Heliovaara v Christian Samuelsson | 6-3,6-3 |
| ITF Estonia F2 | 2017/10/21 13:00 | Valtteri Ahti v Christian Samuelsson | 4-6,4-6 |
| ITF Sweden F4 | 2017/10/03 13:20 | Christian Samuelsson v Tallon Griekspoor | 6-7,6-4,2-6 |
| ITF Sweden F4 Qual | 2017/10/01 09:20 | Christian Samuelsson v Mathias Gavelin | 6-1,7-6 |
| ITF Sweden F4 Qual | 2017/09/30 09:35 | Simen Sunde Bratholm v Christian Samuelsson | 3-6,6-7 |
| 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 |
| ITF Japan F6 Qual | 2017/05/27 01:00 | Hiroki Horikiri v Kazuki Shimizu | 4-6,6-3,6-4 |
| ITF Japan F5 | 2017/04/01 02:00 | Katsuki Nagao v Kazuki Shimizu | 6-3,6-3 |