Watanabe, Hiroshi
Current rating: 1461
Record: 12-12-1 (GP) / 1-6 (professional)
| Grand Prix Sendai 2001 (extended) | starting rating: 1452 | |||
| round | table | opponent (rating) | result | Δrating |
| 3extended | 55 | Matsushita, Masakazu (1540) | Won 2-0 | +201472 |
| 4extended | 38 | Mitsuya, Kazuhiko (1696) | Lost 0-2 | -141458 |
| 5extended | 82 | Furuichi, Takenori (1605) | Won 2-0 | +201478 |
| 6extended | 40 | Nakano, Fumiki (1530) | Lost 1-2 | -171461 |
| top | average opponent: 1593record: 2-2 | new rating: 1461 | ||
| Grand Prix Shizuoka 2001 (ODY limited) | starting rating: 1413 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 35 | Yamadaya, Kohei (1500) | Draw 1-1 | +21415 |
| 4sealed | 76 | Ota, Masane (1535) | Won 2-0 | +201435 |
| 5sealed | 33 | Mitsui, Tokiko (1555) | Lost 0-2 | -161419 |
| 6sealed | 78 | Imaizumi, Kenji (1566) | Won 2-0 | +211440 |
| 7sealed | 47 | Miyazaki, Hidetaka (1537) | Won 1-0 | +191459 |
| 8sealed | 32 | Sakamoto, Yuki (1590) | Won 2-1 | +211480 |
| 9rochester | 14 | Terada, Atsushi (1610) | Lost 0-2 | -161464 |
| 10rochester | 24 | Suzuki, Shinya (1580) | Won 2-1 | +201484 |
| 11rochester | 20 | Higashi, Teppei (1618) | Lost 0-2 | -151469 |
| 12rochester | 22 | Ikeda, Tsuyoshi (1554) | Lost 0-2 | -171452 |
| top | average opponent: 1565record: 5-4-1 | new rating: 1452 | ||
| Grand Prix Sapporo 2000 (PCY limited) | starting rating: 1410 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 45 | Yamaguchi, Teruyuki (1517) | Won 2-0 | +201430 |
| 4sealed | 19 | Okamoto, Jin (1511) | Won 1-0 | +201450 |
| 5sealed | 14 | Sumita, Masanobu (1553) | Won 2-0 | +201470 |
| 6sealed | 1 | Sasanuma, Kiyoshi (1523) | Lost 1-2 | -171453 |
| 7sealed | 15 | Hidaka, Ayumi (1563) | Won 2-1 | +201473 |
| 8rochester | 5 | Mori, Katsuhiro (1556) | Lost 0-2 | -171456 |
| 9rochester | 15 | Hassaku, Jinpei (1542) | Lost 1-2 | -161440 |
| 10rochester | 9 | Shvartsman, Alex (1849) | Lost 1-2 | -111429 |
| 11rochester | 25 | Sonoda, Naohiro (1507) | Won 2-1 | +191448 |
| 12rochester | 20 | Mitsuhashi, Takashi (1474) | Lost 0-2 | -171431 |
| 13rochester | 25 | Oomori, Kazuki (1450) | Lost 1-2 | -181413 |
| top | average opponent: 1550record: 5-6 | new rating: 1413 | ||
| Pro Tour Los Angeles 1998 (Tempest block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 57 | Wallach, Kenneth (1500) | Lost 0-0 | -181482 |
| 2block | 149 | Lopez Andreu, Alfonso (1482) | Won 0-0 | +181500 |
| 3block | 63 | Loroff, Claudia (1500) | Lost 0-0 | -181482 |
| 4block | 120 | Ruckman, Tyler (1482) | Lost 0-0 | -181464 |
| 5block | 136 | Williams, David A (1446) | Lost 0-0 | -181446 |
| 6block | 127 | Wohrle, Sven (1482) | Lost 0-0 | -181428 |
| 7block | 123 | Bax, Dave (1428) | Lost 0-0 | -181410 |
| top | average opponent: 1474record: 1-6 | new rating: 1410 | ||