33 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Koskela, Niina | Cordero, Daniela | 1-0 | C00 | Olymp 2026 Women | 2026-09-26 |
| Koskela, Niina | Omeri, Eklea | 1-0 | B10 | Olymp 2026 Women | 2026-09-25 |
| Koskela, Niina | Luong Phuong Hanh | 0-1 | B10 | Olymp 2026 Women | 2026-09-21 |
| Koskela, Niina | Gamha, Yasmine | 1-0 | B92 | Olymp 2026 Women | 2026-09-18 |
| Koskela, Niina | Skigelstrand, Live Jorgensen | 1-0 | B31 | NM i lynsjakk for jenter og kvinner 2025 | 2025-07-09 |
| Koskela, Niina | Hagesather, Nina | 1-0 | B10 | NM i lynsjakk for jenter og kvinner 2025 | 2025-07-09 |
| Koskela, Niina | Lindstad, Livia | 1-0 | B40 | NM i lynsjakk for jenter og kvinner 2025 | 2025-07-09 |
| Koskela, Niina | Skramstad, Oda Kofoed | 1-0 | B10 | NM i lynsjakk for jenter og kvinner 2025 | 2025-07-09 |
| Koskela, Niina | Lindstad, Livia | 1-0 | A08 | Runde 2: Koskela, Niina - Lindstad, Livia | 2025-02-15 |
| Koskela, Niina | Machlik, Monika | 1-0 | B10 | Runde 4: Koskela, Niina - Machlik, Monika | 2025-01-14 |
| Koskela, Niina | Ahmed, Walijah | 1-0 | B40 | 45th FIDE Women's Chess Olympiad | 2024-09-21 |
| Koskela, Niina | Pang, Kay Yan Eden | 1-0 | B40 | 45th FIDE Women's Chess Olympiad | 2024-09-20 |
| Koskela, Niina | Corrales Jimenez, Zenia | 0-1 | B74 | 45th FIDE Women's Chess Olympiad | 2024-09-19 |
| Koskela, Niina | Rovira Contreras, Tairu Manuela | 1-0 | C54 | 45th FIDE Women's Chess Olympiad | 2024-09-14 |