Stadium: Court 2 Round: 27 Ground: Hardcourt outdoor
| ITF Thailand F5 | 2018/10/03 03:40 | Saito, Takashi v Navasirisomboon, Jirat | 7-5,6-1 |
| ITF Thailand F5 | 2018/10/01 04:00 | Saito, Takashi v Congsup Congcar | 7-6,1-6,6-4 |
| Challenger Kaohsiung | 2018/09/15 07:45 | Saito, Takashi v Yan Bai | 3-6,3-6 |
| ITF Thailand F3 | 2018/09/06 02:00 | Moritani, Soichiro v Saito, Takashi | 7-5,6-2 |
| ITF Thailand F3 | 2018/09/05 04:00 | Ito, Yuichi v Saito, Takashi | 2-6,6-4,3-6 |
| ITF Thailand F3 | 2018/09/04 06:55 | Kovapitukted, Palaphoom v Saito, Takashi | 6-4,4-6,2-6 |
| ITF Thailand F2 | 2018/08/29 04:00 | Saito, Takashi v Farren, Connor | 6-2,6-1 |
| ITF Thailand F2 | 2018/08/28 07:10 | Saito, Takashi v Wattanakul, Pol | 6-3,3-6,6-3 |
| ITF Thailand F5 | 2018/10/03 02:30 | Kelsey Stevenson v Ajeet Rai | 7-5,7-6 |
| ITF Thailand F5 | 2018/10/02 03:00 | Takeshima, Shunrou v Kelsey Stevenson | 2-6,3-6 |
| ITF Thailand F4 | 2018/09/25 06:55 | Moritani, Soichiro v Kelsey Stevenson | 6-4,6-3 |
| ITF Thailand F3 | 2018/09/04 04:10 | Kelsey Stevenson v Singh, Karunuday | 3-6,3-6 |
| ITF Thailand F2 | 2018/08/28 06:25 | Nitin Kumar Sinha v Kelsey Stevenson | 7-5,5-7,7-5 |
| Challenger Granby Qual | 2018/07/23 17:00 | Joris De Loore v Kelsey Stevenson | 7-6,6-2 |
| Challenger Granby Qual | 2018/07/21 20:00 | Lawson, Alex v Kelsey Stevenson | 4-6,4-6 |
| ITF USA F18 | 2018/06/27 22:20 | Gomez, Lucas v Kelsey Stevenson | 6-4,2-6,6-0 |