Yamamoto, Takumi
Current rating: 1448
Record: 7-10-3
| MagicCon Las Vegas 2023 Limited Open (WOE limited) | starting rating: 1460 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 3147 | Turney, Christopher (1744) | Won 2-0 | +231483 |
| 2sealed | 3079 | Hernandez, Manuel (1574) | Draw 1-1 | +11484 |
| 3sealed | 3180 | Fulton, Robert (1518) | Lost 1-2 | -171467 |
| 4sealed | 3361 | Kondo, Hirotsugu (1392) | Won 2-0 | +171484 |
| 5sealed | 3225 | Hendley, Tim (1452) | Lost 0-2 | -191465 |
| 6sealed | 3335 | Wang, Carolyn (1500) | Lost 0-2 | -171448 |
| 7sealed | 3282 | Williams, Wyatt (1490) | Draw 0-0 | 01448 |
| top | average opponent: 1524record: 2-3-2 | new rating: 1448 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 563 | Kawano, Naoto (1499) | Lost 1-2 | -171446 |
| 2modern | 890 | Hashimoto, Shouhei (1399) | Lost 0-2 | -191427 |
| 3modern | 1199 | Kuroyanagi, Hirohito (1294) | Won 2-0 | +161443 |
| 4modern | 921 | Katoh, Wataru (1297) | Won 2-1 | +151458 |
| 5modern | 727 | Fukushima, Hiroki (1500) | Lost 1-2 | -171441 |
| 6modern | 860 | Shibata, Syouhei (1478) | Won 2-1 | +191460 |
| 7modern | 613 | Ikenoue, Shinya (1498) | Won 2-1 | +181478 |
| 8modern | 425 | Qian, Zhengrui (1448) | Lost 1-2 | -181460 |
| top | average opponent: 1427record: 4-4 | new rating: 1460 | ||
| Grand Prix Hiroshima 2003 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 47 | Minematsu, Kouzou (1520) | Draw 1-1 | 01500 |
| 2extended | 98 | Ayama, Takashi (1521) | Lost 0-1 | -171483 |
| 3extended | 154 | Ishine, Yuta (1480) | Lost 0-2 | -181465 |
| 4extended | 179 | Sumino, Hironori (1390) | Won 1-0 | +161481 |
| 5extended | 155 | Suzuki, Keiji (1480) | Lost 0-2 | -181463 |
| top | average opponent: 1478record: 1-3-1 | new rating: 1463 | ||