Ronald Oshiro
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Pan American-ch U18 | 06/07/2003 | 789 | Colombia |
| PER-ch U16 | 03/19/2002 | 77 | Peru |
| PER-ch U20 | 05/09/2002 | 822 | Peru |
| Pan American-ch U16 | 05/24/2002 | 892 | Argentina |
Most Played Openings as White
| ECO | Opening | Games |
| B22 | Sicilian, Alapin's variation (2.c3) | 5 games |
| B50 | Sicilian | 3 games |
| B01 | Scandinavian (centre counter) defence | 2 games |
| B51 | Sicilian, Canal-Sokolsky (Nimzovich-Rossolimo, Moscow) attack | 2 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C99 | Ruy Lopez, closed, Chigorin, 12...c5d4 | 4 games |
| C45 | Scotch game | 3 games |
| C59 | Two knights defence | 2 games |
| C55 | Two knights defence | 2 games |


Colombia
Peru
Argentina