| Swedish Open | 2020/01/18 10:00 | Minoru Koga v Felix Burestedt | L | 0-2 |
| Swedish Open | 2020/01/17 18:00 | Martin Bundgaard v Minoru Koga | W | 0-2 |
| Swedish Open | 2020/01/17 12:00 | Su Li Yang v Minoru Koga | W | 1-2 |
| Estonian Int. | 2020/01/11 09:40 | Minoru Koga v Takuma Obayashi | L | 1-2 |
| Estonian Int. | 2020/01/10 10:00 | Minoru Koga v Lars Schaenzler | W | 2-0 |
| Malaysia Int. | 2019/11/14 10:30 | Jun Hao Leong v Minoru Koga | L | 2-1 |
| Malaysia Int. | 2019/11/13 00:30 | Minoru Koga v Eveshgaran Vasigaran | W | 2-0 |
| Indonesia Int. | 2019/10/22 11:55 | Young Woong Ha v Minoru Koga | L | 2-1 |
| Polish Open Qual | 2022/03/24 10:30 | Oleksandar Shmundyak v Shahyar Shaqeem | L | 0-2 |
| Ukraine Open | 2022/01/29 09:40 | Oleksandar Shmundyak v Luka Wraber | L | 0-2 |
| Ukraine Open | 2022/01/28 13:20 | Andrei Don v Oleksandar Shmundyak | W | 0-2 |
| Estonian Int. Qual | 2022/01/13 13:00 | Ken Yon Ong v Oleksandar Shmundyak | L | 2-0 |
| Estonian Int. Qual | 2022/01/13 11:50 | Robin Schmalz v Oleksandar Shmundyak | W | 0-2 |
| Italian Int. Qual | 2021/12/16 16:10 | Oleksandar Shmundyak v Sacha Leveque | L | 0-2 |
| Cyprus Int. | 2021/10/15 08:55 | Oleksandar Shmundyak v May Bar Netzer | L | 1-2 |
| Bulgarian Int | 2021/10/08 07:20 | Joel Koenig v Oleksandar Shmundyak | L | 2-1 |