| Malaysia Int. | 2019/11/12 07:05 | Jun Hao Leong v Lim, Yik Fong | W | 2-0 |
| Indonesia International Challenge 2019, MS | 2019/10/24 08:20 | Jun Hao Leong v Jia Heng Jason Teh | L | 1-2 |
| Indonesia International Challenge 2019, MS | 2019/10/23 07:20 | Yu, Sheng Po v Jun Hao Leong | W | 1-2 |
| Indonesia International Challenge 2019, MS | 2019/10/22 10:10 | Mainaky, Yehezkiel Fritz v Jun Hao Leong | W | 0-2 |
| Indonesia Masters | 2019/10/02 05:50 | Jun Hao Leong v Tan, Jia Wei | L | 1-2 |
| Vietnam Open Qual | 2019/09/10 09:40 | Nugroho, Bagas Kristianto v Jun Hao Leong | L | 2-0 |
| Vietnam Open Qual | 2019/09/10 04:25 | Jun Hao Leong v Marteen, Andre | W | 2-0 |
| Malaysia Int. | 2019/06/19 07:45 | Sholeh Aidil v Jun Hao Leong | W | 1-2 |
| Malaysia Int. | 2019/11/13 00:30 | Koga, Minoru v Vasigaran, Eveshgaran | W | 2-0 |
| Indonesia International Challenge 2019, MS | 2019/10/22 11:55 | Ha, Young Woong v Koga, Minoru | L | 2-1 |
| Indonesia Masters | 2019/10/02 11:00 | Koga, Minoru v Soo, Teck Zhi | L | 0-2 |
| Vietnam Open | 2019/09/14 06:40 | Koga, Minoru v Verma, Sourabh | L | 0-2 |
| Vietnam Open | 2019/09/13 11:00 | Saensomboonsuk, Tanongsak v Koga, Minoru | W | 1-2 |
| Vietnam Open | 2019/09/12 11:20 | Hsueh, H. Y. v Koga, Minoru | W | 0-2 |
| Vietnam Open | 2019/09/12 03:20 | Koga, Minoru v Kunlavut Vitidsarn | W | 2-1 |
| Akita Masters 2019, MS | 2019/08/14 02:10 | Koki Watanabe v Koga, Minoru | L | 2-0 |