Hatanaka, Kenichi
Current rating: 1514
Record: 11-10-1 (GP) / 2-4-1 (professional)
| Grand Prix Hiroshima 2001 (INV limited) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 12 | Nakano, Fumiki (1517) | Won 2-0 | +191482 |
| 4sealed | 25 | Nakajima, Jun-Ichi (1554) | Won 2-1 | +201502 |
| 5sealed | 12 | Andou, Koutarou (1568) | Lost 0-2 | -171485 |
| 6sealed | 23 | Noine, Akio (1554) | Won 2-1 | +191504 |
| 7sealed | 20 | Harada, Hiroshi (1569) | Won 2-0 | +191523 |
| 8draft | 11 | Tsukamoto, Toshiki (1736) | Lost 0-1 | -141509 |
| 9draft | 21 | Koji, Kazumasa (1625) | Won 2-0 | +201529 |
| 10draft | 14 | Suzuki, Takaaki (1596) | Won 2-0 | +191548 |
| 11draft | 9 | Morita, Masahiko (1571) | Draw 1-1 | +11549 |
| 12draft | 9 | Nada, Satoshi (1576) | Lost 0-2 | -181531 |
| 13draft | 15 | Harada, Hiroshi (1558) | Lost 0-2 | -171514 |
| top | average opponent: 1584record: 6-4-1 | new rating: 1514 | ||
| Grand Prix Kyoto 2000 (extended) | starting rating: 1455 | |||
| round | table | opponent (rating) | result | Δrating |
| 3extended | 86 | Matsuno, Tsuyoshi (1536) | Lost 0-2 | -171438 |
| 4extended | 97 | Okuda, Akio (1518) | Lost 1-2 | -161422 |
| 5extended | 219 | Furuichi, Hidenari (1500) | Won 2-0 | +191441 |
| 6extended | 101 | Yanagawa, Tetsuji (1535) | Lost 0-2 | -161425 |
| 7extended | 194 | Hisaki, Yuu (1499) | Won 2-0 | +191444 |
| 8extended | 141 | Niimi, Kiyoaki (1503) | Won 2-0 | +191463 |
| top | average opponent: 1515record: 3-3 | new rating: 1463 | ||
| Grand Prix Sapporo 2000 (PCY limited) | starting rating: 1468 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 38 | Mori, Katsuhiro (1500) | Lost 0-2 | -171451 |
| 4sealed | 40 | Higono, Naoki (1490) | Lost 1-2 | -181433 |
| 5sealed | 76 | Kawashima, Kazuya (1499) | Won 2-0 | +201453 |
| 6sealed | 44 | Abe, Haruki (1515) | Lost 1-2 | -171436 |
| 7sealed | 70 | Inoue, Tatsuya (1499) | Won 2-0 | +191455 |
| top | average opponent: 1501record: 2-3 | new rating: 1455 | ||
| Pro Tour London 1999 (UDS draft) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 75 | Vinh, Eric (1499) | Won 2-0 | +181518 |
| 2draft | 107 | Martin, Theron (1485) | Draw 1-1 | -11517 |
| 3draft | 124 | Hacker, Brian (1689) | Lost 1-2 | -151502 |
| 4draft | 85 | Duncan, Matthew (1454) | Lost 1-2 | -181484 |
| 5draft | 138 | Rovo, Viktor (1480) | Lost 1-2 | -181466 |
| 6draft | 113 | DeRoche, Chris (1585) | Won 2-1 | +201486 |
| 7draft | 33 | Cristino, Luca (1509) | Lost 1-2 | -181468 |
| top | average opponent: 1529record: 2-4-1 | new rating: 1468 | ||