9 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Koay, Yu Hang | Khaled Abdellahi, Abdellahi | 1-0 | B19 | World Youth Cup 2021 O14-G14 - Open 14 | 2021-08-11 |
| Koay, Yu Hang | Okabe, Yuma | 1-0 | C84 | World Youth Cup 2021 O14-G14 - Open 14 | 2021-08-11 |
| Koay, Yu Hang | Colev, Ivor | 1-0 | B54 | World Youth Cup 2021 O14-G14 - Open 14 | 2021-08-11 |
| Koay, Yu Hang | Amigo Quintana, Antu | 0-1 | C65 | World Youth Cup 2021 O14-G14 - Open 14 | 2021-08-11 |