| Game | Result | Opening | Date |
|---|---|---|---|
| Harada, Ayrton Katsunori (1522) – Assis, Washington Luis Lincoln D (1820) | 1/2-1/2 | Sicilian Defense: Scheveningen Variation, Delayed Keres Attack, Perenyi Gambit | 2026-08-13 |
| De Lisboa, Andrea Brito – Harada, Ayrton Katsunori (1522) | 0-1 | Sicilian Defense | 2026-08-12 |
| Muller, Clemente Germano (1507) – Harada, Ayrton Katsunori (1522) | 1/2-1/2 | Sicilian Defense: Bowdler Attack | 2026-08-11 |
| Harada, Ayrton Katsunori (1522) – Matsuura, Everaldo (2348) | 0-1 | Pirc Defense | 2026-08-10 |
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