3 games · 2018–2025 · 3 classical · 0 online
Umetsubo 11 draws1 Mariani
50.0% for Umetsubo
Openings between them
| B52 | Sicilian Defense: Moscow Variation, Sokolsky Variation | 1 | 50.0% |
| C42 | Petrov's Defense: Nimzowitsch Attack | 1 | 0.0% |
| D02 | Queen's Pawn Game: London System | 1 | 100.0% |
All games
| Mariani, Daniel Brandao2002 | ½-½ | Umetsubo, C2359 | IX SESC Caioba Open | 2025 |
| Umetsubo, C2345 | 1-0 | Mariani, Daniel Brandao1989 | VII SESC Caioba Open 2023 | 2023 |
| Umetsubo, C2404 | 0-1 | Mariani, Daniel Brandao2042 | Copel Telecom SESC Open | 2018 |