Nishiwaki, Masahiro
Current rating: 1761 (#3431)
Record: 15-9 (GP) / 20-16 (professional)
| Pro Tour Kobe 2004 (Mirrodin block) | starting rating: 1651 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 107 | Hernandez, Gines (1514) | Lost 1-2 | -211630 |
| 2block | 80 | Johannsen, Dennis (1635) | Won 2-1 | +181648 |
| 3block | 58 | Mendez, Pablo [ESP] (1466) | Won 2-0 | +151663 |
| 4block | 48 | Cornelissen, Kamiel (2050) | Won 2-1 | +251688 |
| 5block | 36 | Lebedowicz, Osyp (1957) | Won 2-0 | +231711 |
| 6block | 9 | Caumes, Benjamin (1963) | Won 2-0 | +221733 |
| 7block | 5 | Stranc, Michael (1629) | Lost 0-2 | -201713 |
| 8block | 19 | Nassif, Gabriel (2134) | Lost 1-2 | -111702 |
| 9block | 24 | Jeudon, Florent (1859) | Lost 1-2 | -151687 |
| 10block | 42 | Lucy, J. Sawyer (1598) | Won 2-1 | +171704 |
| 11block | 36 | Scholz, Hannes (1768) | Won 2-1 | +191723 |
| 12block | 20 | Ruel, Antoine (1964) | Lost 0-2 | -141709 |
| 13block | 33 | Ostrovich, Diego (1935) | Won 2-0 | +221731 |
| 14block | 28 | Humpherys, David (2004) | Won 2-1 | +231754 |
| 15block | 20 | Budde, Kai (2106) | Lost 1-2 | -121742 |
| 16block | 25 | Maeba, Hideaki (1762) | Won 2-0 | +191761 |
| top | average opponent: 1834record: 10-6 | new rating: 1761 | ||
| Grand Prix Okayama 2004 (extended) | starting rating: 1558 | |||
| round | table | opponent (rating) | result | Δrating |
| 3extended | 8 | Tamano, Eiji (1465) | Lost 1-2 | -201538 |
| 4extended | 105 | Harada, Daisaku (1570) | Won 2-0 | +191557 |
| 5extended | 54 | Azuma, Motokiyo (1798) | Won 2-1 | +221579 |
| 6extended | 54 | Shirakura, Tsuyoshi (1593) | Won 2-0 | +181597 |
| 7extended | 29 | Iwai, Tsuyoshi (1703) | Won 2-0 | +201617 |
| 8extended | 8 | Hassaku, Jinpei (1803) | Lost 1-2 | -141603 |
| 9extended | 14 | Mori, Katsuhiro (1903) | Lost 0-2 | -131590 |
| 10extended | 8 | Taniguchi, Tomoya (1679) | Won 2-1 | +201610 |
| 11extended | 2 | Takeda, Hiroki (1604) | Won 2-0 | +171627 |
| 12extended | 10 | Fujita, Tsuyoshi (1954) | Won 2-1 | +241651 |
| 13extended | 3 | Nose, Koji (1656) | Lost 0-2 | -181633 |
| 14extended | 2 | Katayama, Takahiro (1610) | Won 2-1 | +181651 |
| top | average opponent: 1695record: 8-4 | new rating: 1651 | ||
| Grand Prix Kyoto 2000 (extended) | starting rating: 1521 | |||
| round | table | opponent (rating) | result | Δrating |
| 3extended | 29 | Nagata, Sho (1518) | Won 2-0 | +181539 |
| 4extended | 7 | Teruya, Hirokazu (1536) | Lost 0-2 | -181521 |
| 5extended | 128 | Kawasaki, Hiroshi (1482) | Won 2-1 | +171538 |
| 6extended | 27 | Tani, Hiroaki (1554) | Won 2-0 | +181556 |
| 7extended | 18 | Takaichi, Tomoki (1571) | Won 2-1 | +191575 |
| 8extended | 22 | Tokieda, Hiroyuki (1592) | Won 2-1 | +181593 |
| 9extended | 9 | Matsuzuki, Kyosuke (1606) | Lost 0-2 | -181575 |
| 10extended | 21 | Nishio, Yoshiaki (1571) | Lost 1-2 | -181557 |
| 11extended | 24 | Nomura, Eiji (1512) | Won 2-0 | +171574 |
| 12extended | 19 | Yokoyama, Tadashi (1589) | Won 2-1 | +181592 |
| 13extended | 14 | Momose, Kazuyuki (1687) | Lost 1-2 | -161576 |
| 14extended | 18 | Tanaka, Fusatoshi (1557) | Lost 0-2 | -181558 |
| top | average opponent: 1565record: 7-5 | new rating: 1558 | ||
| Pro Tour Chicago 1999 (extended) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 53 | Tsukamoto, Toshiki (1489) | Won 2-1 | +181482 |
| 2extended | 69 | Currence, Bryce (1547) | Won 2-0 | +201502 |
| 3extended | 39 | Wise, Gary (1835) | Lost 1-2 | -131489 |
| 4extended | 33 | Del Rosario, Derek (1521) | Won 2-0 | +191508 |
| 5extended | 16 | Keady, Sean (1544) | Lost 0-2 | -171491 |
| 6extended | 45 | White, Jeff (1522) | Won 2-1 | +181509 |
| 7extended | 51 | Gennari, Raphael (1695) | Won 2-1 | +221531 |
| 8extended | 24 | Yamada, Tsutomu (1559) | Won 2-1 | +181549 |
| 9extended | 13 | Fuentes, Hector (1694) | Lost 1-2 | -151534 |
| 10extended | 21 | Urban, Matthew (1489) | Lost 0-2 | -191515 |
| 11extended | 35 | Stammerjohan, William (1548) | Won 2-0 | +181533 |
| 12extended | 21 | Krakower, Gary (1781) | Lost 0-2 | -131520 |
| 13extended | 33 | Carpenter, Ryan (1533) | Won 2-0 | +181538 |
| 14extended | 25 | Herin, Chip (1572) | Lost 0-2 | -171521 |
| top | average opponent: 1595record: 8-6 | new rating: 1521 | ||
| Pro Tour Los Angeles 1999 (USG rochester) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1rochester | 71 | Goto, Shinichiro (1500) | Lost 0-0 | -181482 |
| 2rochester | 102 | Ripley, Peter (1484) | Won 2-1 | +181500 |
| 3rochester | 70 | Tsukamoto, Toshiki (1510) | Lost 1-2 | -181482 |
| 4rochester | 54 | Russell, Kenneth (1482) | Lost 1-2 | -181464 |
| 5rochester | 152 | Ferker, Paul (1448) | Lost 1-2 | -181446 |
| 6rochester | 72 | Arita, Ryuichi (1446) | Won 0-0 | +181464 |
| top | average opponent: 1478record: 2-4 | new rating: 1464 | ||