9 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Kostornichenko, Yana | Mironenko, Galina | 1/2-1/2 | B72 | Russian Women's Higher League 2021 | 2021-07-04 |
| Kostornichenko, Yana | Grigorieva, Yulia | 0-1 | C76 | Russian Women's Higher League 2021 | 2021-06-30 |
| Kostornichenko, Yana | Iljushina, Olga | 1/2-1/2 | B35 | Russian Women's Higher League 2021 | 2021-06-27 |