Tanigawa, Ikuyo
Current rating: 1425
| Grand Prix Shizuoka 2001 (ODY limited) | starting rating: 1435 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 138 | Tsuchiya, Akihiro (1500) | Lost 1-2 | -171418 |
| 2sealed | 248 | Nagai, Kenji (1480) | Lost 0-1 | -171401 |
| 3sealed | 316 | Takamiya, Seiji (1464) | Lost 0-2 | -171384 |
| 4sealed | 309 | Izumo, Daisuke (1446) | Won 2-1 | +191403 |
| 5sealed | 254 | Hirota, Tetsuya (1466) | Won 2-1 | +201423 |
| 6sealed | 196 | Suzuki, Michihiro (1480) | Won 2-0 | +191442 |
| 7sealed | 133 | Ishida, Atsushi (1474) | Draw 1-1 | 01442 |
| 8sealed | 122 | Suzuki, Fumio (1470) | Lost 0-2 | -171425 |
| top | average opponent: 1473record: 3-4-1 | new rating: 1425 | ||
| Grand Prix Kobe 2001 (Invasion block) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 210 | Yano, Kunihiro (1500) | Lost 0-2 | -171446 |
| 2block | 528 | Niihama, Tatsuo (1482) | Lost 1-2 | -181428 |
| 3block | 550 | Toyokawa, Yoshihiro (1481) | Won 2-0 | +191447 |
| 4block | 438 | Morita, Tomoyuki (1516) | Lost 0-2 | -161431 |
| 5block | 570 | Imanishi, Yudai (1464) | Won 2-0 | +181449 |
| 6block | 421 | Murata, Kouji (1554) | Lost 0-2 | -161433 |
| 7block | 392 | Inagaki, Hiromitsu (1463) | Won 2-1 | +191452 |
| 8block | 280 | Hayashi, Hirofumi (1482) | Draw 0-0 | 01452 |
| 9block | 221 | Oki, Chikara (1481) | Lost 0-2 | -171435 |
| top | average opponent: 1491record: 3-5-1 | new rating: 1435 | ||
| Grand Prix Kyoto 2000 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 112 | Sakakuchi, Takashi (1500) | Won 2-1 | +181518 |
| 2extended | 149 | Ueda, Takao (1518) | Lost 0-2 | -181500 |
| 3extended | 173 | Watanabe, Shinji (1482) | Lost 0-2 | -181482 |
| 4extended | 268 | Hiraishi, Masataka (1482) | Lost 0-2 | -181464 |
| 5extended | 282 | Azuma, Kiyohiko (1464) | Won 2-1 | +181482 |
| 6extended | 204 | Ito, Masaki (1481) | Lost 0-2 | -181464 |
| 7extended | 226 | Takamine, Hideki (1448) | Won 2-0 | +171481 |
| 8extended | 175 | Takuma, Shin (1464) | Lost 1-2 | -181463 |
| top | average opponent: 1480record: 3-5 | new rating: 1463 | ||