8 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Hitiro Matsunaga, Pedro | Cristino, Felipe Borges | 0-1 | A22 | 2° GRAND PRIX FRONTIER OPEN 2026- | 2026-03-01 |
| Hitiro Matsunaga, Pedro | Matsuura, Everaldo | 0-1 | A19 | Brasilia Chess Open 2026 - Torneio STD | 2026-01-07 |
| Hitiro Matsunaga, Pedro | Reis, Virginia Lagrange M. | 0-1 | A36 | Campeonato Brasileiro Senior +50 STD 2024 | 2024-08-25 |
| Hitiro Matsunaga, Pedro | Pereira Fo, Hildebrando Apolonio | 1-0 | A16 | Round 3: Hitiro Matsunaga, Pedro - Pereira Fo, Hildebrando Apolonio | 2024-08-24 |
| Hitiro Matsunaga, Pedro | Naief Moreira, Cleber | * | A16 | Round 1: Hitiro Matsunaga, Pedro - Naief Moreira, Cleber | 2024-08-23 |