| 26 oct 2025 | Okamura, Milton Kasuo 2009 | Miltner, Arndt 2215 | 0-1 | D45 Defensa Semieslava: Accelerated Meran Variation | FIDE World Senior Championship 2025 | Open 65+ | 20 | Ver |
| 24 oct 2025 | Okamura, Milton Kasuo 2009 | Henttinen, Markku I.O. 2197 | 0-1 | E49 Defensa Nimzoindia: Normal Variation, Botvinnik System | FIDE World Senior Championship 2025 | Open 65+ | 53 | Ver |
| 22 oct 2025 | Okamura, Milton Kasuo 2009 | Welling, Gerard 2206 | 0-1 | E94 Defensa India de Rey: Orthodox Variation, Positional Defense | FIDE World Senior Championship 2025 | Open 65+ | 31 | Ver |