Round: 44 Ground: Hardcourt outdoor
| ITF Japan F2 | 2018/03/11 04:00 | Γκένκο Κικούτσι v Yuto Sakai | 2-6,2-6 |
| ITF Japan F2 | 2018/03/10 04:00 | Yuto Sakai v Bang Shuo Yin | 6-3,6-2 |
| ITF Turkey F7 | 2018/02/20 11:30 | Yuto Sakai v Τσουν Χσιν Τσενγκ | 6-4,2-6,1-6 |
| ITF Turkey F7 | 2018/02/19 08:00 | Yuto Sakai v Καζούκι Σιμίτζου | 6-2,6-3 |
| ITF Turkey F7 | 2018/02/18 11:00 | Yuto Sakai v Φράνκο Καπάλμπο | 6-4,6-1 |
| ITF Turkey F7 | 2018/02/18 06:30 | Ορλάντο Λουθ v Yuto Sakai | 6-1,6-7,4-6 |
| ITF Turkey F6 | 2018/02/11 06:00 | Yuto Sakai v Andrei Stefan Apostol | 6-4,5-7,3-6 |
| ITF Hong Kong F6 | 2017/12/31 03:00 | Yuto Sakai v Αλμπέρτο Λίμ | 6-7,4-6 |
| ITF Japan F1 | 2018/03/03 01:00 | Μασαμίκι Ιμαμούρα v Shunrou Takeshima | 4-6,6-4,6-2 |
| ITF Vietnam F3 | 2017/11/21 03:00 | Arata Onozawa v Shunrou Takeshima | 6-0,6-3 |
| Challenger Toyota Qual | 2017/11/11 05:45 | Shunrou Takeshima v Τσέονγκ-Έουι Κιμ | 4-6,6-7 |
| Challenger Toyota Qual | 2017/11/11 01:44 | Shunrou Takeshima v Shinta Fujii | 6-4,2-6,6-3 |
| ITF Thailand F7 | 2017/10/03 05:35 | Γιούτα Σιμίζου v Shunrou Takeshima | 6-3,6-1 |
| ITF Thailand F7 Qual | 2017/10/01 09:25 | Τάναπετ Σάντα v Shunrou Takeshima | 5-7,2-6 |
| ITF Thailand F5 Qual | 2017/08/07 05:25 | Τσιέν Σουν Λο v Shunrou Takeshima | 6-2,6-2 |
| ITF Thailand F5 Qual | 2017/08/05 02:30 | Shunrou Takeshima v Τάναπετ Σάντα | 6-1,6-3 |