Round: 44 Ground: Hardcourt outdoor
| ITF Thailand F1 | 2017/06/03 08:30 | Kento Tagashira v Hady Habib | 1-6,3-6 |
| ITF Japan F6 Qual | 2017/05/29 01:00 | Luca Castelnuovo v Kento Tagashira | 7-5,6-1 |
| ITF Japan F6 Qual | 2017/05/27 01:00 | David Barclay v Kento Tagashira | 4-6,3-6 |
| ITF Turkey F15 | 2017/04/15 09:00 | Sorin Andrei Iordache v Kento Tagashira | 6-2,6-2 |
| ITF Turkey F14 | 2017/04/09 07:00 | Aaron Cortes Alcaraz v Kento Tagashira | 6-1,6-1 |
| ITF Croatia F4 Qual | 2017/03/26 07:00 | Gorazd Srbljak v Kento Tagashira | 6-0,6-2 |
| ITF Croatia F3 | 2017/03/18 10:30 | Edoardo Pompei v Kento Tagashira | 7-6,6-0 |
| ITF Croatia F2 | 2017/03/11 08:00 | Kento Tagashira v Duje Kekez | 2-6,2-6 |
| ITF Thailand F1 | 2017/06/07 03:00 | Chanchai Sookton-Eng v Evan Song | 2-6,2-6 |
| ITF Thailand F1 | 2017/06/06 03:00 | Lingxi Zhao v Chanchai Sookton-Eng | 6-7,4-6 |
| ITF Thailand F1 | 2017/06/04 03:00 | Chanchai Sookton-Eng v Akanit Pumjit | 6-2,1-6,7-6 |
| ITF Thailand F1 | 2017/06/03 08:30 | Marut Klaoklang v Chanchai Sookton-Eng | 1-6,1-6 |
| ITF Australia F3 | 2017/03/22 00:10 | Jordi Samper-Montana v Chanchai Sookton-Eng | 6-2,6-2 |
| ITF Australia F3 Qual | 2017/03/20 00:50 | Chanchai Sookton-Eng v Daniel Guccione | 7-5,6-4 |
| ITF Australia F3 Qual | 2017/03/18 23:00 | Darren Polkinghorne v Chanchai Sookton-Eng | 6-1,5-7,0-6 |
| ITF Australia F2 Qual | 2017/03/10 23:00 | Marc Polmans v Chanchai Sookton-Eng | 6-3,6-2 |