Stadium: Centre Court Round: 54 Ground: Hardcourt outdoor
| Hua Hin, Singles M-ITF-THA-07A | 2019/09/01 02:00 | Yu Hsiou Hsu v Saito, Takashi | 6-0,3-6,6-4 |
| Hua Hin, Singles M-ITF-THA-07A | 2019/08/30 03:00 | Saito, Takashi v Kelly, Dayne | 1-6,6-3,6-4 |
| Hua Hin, Singles M-ITF-THA-07A | 2019/08/28 03:00 | Saito, Takashi v Lo, Chien Hsun | 6-1,6-1 |
| Jakarta, Singles Main, M-ITF-INA-02A | 2019/08/13 07:00 | Tsung-Hao Huang v Saito, Takashi | 6-2,6-7,10-6 |
| Jakarta, Singles Main, M-ITF-INA-02A | 2019/08/12 02:30 | Ramadhani, Muhammad Ali Akbar v Saito, Takashi | 0-6,0-6 |
| Jakarta, Singles Main, M-ITF-INA-02A | 2019/08/10 03:00 | Saito, Takashi v Vladyslav Orlov | 0-6,2-6 |
| Jakarta, Singles Main, M-ITF-INA-02A | 2019/08/09 02:30 | Saito, Takashi v Moritani, Soichiro | 6-2,4-6,6-0 |
| Jakarta, Singles Main, M-ITF-INA-02A | 2019/08/08 04:30 | Saito, Takashi v Ray Ho | 7-6,6-3 |
| Hua Hin, Singles M-ITF-THA-07A | 2019/08/21 08:25 | Sookton-Eng, Chanchai v Kaewsuto, Chayanon | 6-0,6-4 |
| Nonthaburi, Singles M-ITF-THA-01A | 2019/07/31 02:30 | Anand, Kunal v Kaewsuto, Chayanon | 6-2,6-7,6-2 |
| Nonthaburi, Singles M-ITF-THA-01A | 2019/07/22 05:50 | Vuradin, Lucas v Kaewsuto, Chayanon | 6-2,6-2 |
| Nonthaburi, Singles M-ITF-THA-01A | 2019/05/30 10:10 | Kaewsuto, Chayanon v Sekiguchi, Shuichi | 2-6,7-5,4-6 |
| Nonthaburi, Singles M-ITF-THA-01A | 2019/05/28 06:05 | Kaewsuto, Chayanon v Thanapet Chanta | 7-5,3-6,6-4 |
| Nonthaburi, Singles M-ITF-THA-01A | 2019/05/23 05:45 | Kaewsuto, Chayanon v Khumoyun Sultanov | 3-6,6-7 |
| Nonthaburi, Singles M-ITF-THA-01A | 2019/05/22 04:40 | Yuttana Charoenphon v Kaewsuto, Chayanon | 2-6,0-6 |
| Nonthaburi, Singles M-ITF-THA-01A | 2019/05/21 03:00 | Ng, Hao Yuan v Kaewsuto, Chayanon | 6-7,6-1,8-10 |