1 games · 2026–2026 · 1 classical · 0 online
Otsuka 10 draws0 Ricken
100.0% for Otsuka
Openings between them
| C10 | French Defense: Rubinstein Variation, Blackburne Defense | 1 | 100.0% |
All games
| Otsuka, Shou2331 | 1-0 | Ricken, Katharina2180 | 24th Marienbad A1 GM 2026 | 2026 |