Kon, Takashi
Current rating: 1531
Record: 8-7
| Grand Prix Yokohama 2003 (Onslaught block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 81 | Takeuchi, Ryota (1469) | Won 2-0 | +171517 |
| 2block | 111 | Baba, Yasunori (1593) | Won 2-0 | +201537 |
| 3block | 140 | Hara, Masahiro (1537) | Won 2-0 | +181555 |
| 4block | 70 | Miyajima, Yoshitaka (1539) | Lost 0-2 | -181537 |
| 5block | 51 | Endo, Tsuyoshi (1537) | Won 2-0 | +181555 |
| 6block | 79 | Komuro, Shuu (1655) | Lost 0-2 | -171538 |
| 7block | 104 | Yamada, Tsutomu (1722) | Lost 1-2 | -141524 |
| 8block | 191 | Yamazaki, Ginjiro (1520) | Won 2-1 | +181542 |
| 9block | 109 | Noguchi, Yuichiro (1547) | Lost 1-2 | -181524 |
| 10block | 115 | Watanabe, Hiroto (1544) | Lost 1-2 | -181506 |
| 12block | 103 | Takahasi, Tooru (1524) | Won 2-0 | +181524 |
| 13block | 89 | Mihara, Makihito (1725) | Won 2-0 | +221546 |
| 14block | 62 | Saito, Tomoharu (1710) | Won 2-1 | +211567 |
| 15block | 49 | Ueno, Shinichi (1620) | Lost 1-2 | -171550 |
| 16block | 52 | Shimizu, Yuuichirou (1489) | Lost 1-2 | -191531 |
| average opponent: 1582record: 8-7 | new rating: 1531 | |||