Haraguchi, Fernando
Current rating: 1500
Record: 9-10-1
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1534 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 512 | Tsujimoto, Hideki (1487) | Won 2-0 | +171551 |
| 2sealed | 157 | Yashiro, Kazuki (1782) | Lost 0-2 | -141537 |
| 3sealed | 792 | Seki, Kazuhiko (1552) | Draw 1-1 | 01537 |
| 4sealed | 777 | Saito, Takeo (1548) | Lost 0-2 | -171520 |
| 5sealed | 857 | Matsui, Hideyuki (1449) | Lost 1-2 | -201500 |
| average opponent: 1564record: 1-3-1 | new rating: 1500 | |||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 277 | Ozawa, Takahiro (1666) | Lost 1-2 | -151485 |
| 2sealed | 938 | Katoh, Wataru (1371) | Won 2-1 | +161501 |
| 3sealed | 591 | Konno, Tomoyuki (1470) | Won 2-1 | +171518 |
| 4sealed | 694 | Yamamoto, Keita (1519) | Won 2-0 | +181536 |
| 5sealed | 330 | Ishizaki, Ryousuke (1504) | Won 2-1 | +181554 |
| 6sealed | 237 | Okada, Takuya 2317 (1555) | Won 2-1 | +181572 |
| 7sealed | 123 | Endo, Ryota (1833) | Won 2-1 | +221594 |
| 8sealed | 40 | Zhi, Yimin (1957) | Lost 0-2 | -111583 |
| 9sealed | 83 | Fujikura, Akinori (1669) | Lost 0-2 | -171566 |
| 10draft | 717 | Pan, Minxing (1844) | Lost 0-2 | -131553 |
| 11draft | 753 | Saito, Daichi (1596) | Lost 1-2 | -171536 |
| 12draft | 678 | Ueyama, Yuji (1512) | Lost 1-2 | -181518 |
| 13draft | 594 | Zhang, Yicheng (1490) | Won 2-1 | +171535 |
| 14draft | 719 | Takahashi, Ryo 4679 (1520) | Lost 1-2 | -181517 |
| 15draft | 701 | Soma, Kensuke (1457) | Won 2-0 | +171534 |
| average opponent: 1598record: 8-7 | new rating: 1534 | |||