Watanabe, Yoshifumi
Current rating: 1514
Record: 36-38-4
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 52 | Kimonji, Hiroki (1514) | Won 2-0 | +191504 |
| 2sealed | 404 | Tinen, Kousuke (1609) | Won 2-0 | +201524 |
| 3sealed | 11 | Gondo, Kosuke (1677) | Lost 1-2 | -151509 |
| 4sealed | 310 | Sonezaki, Tsutomu (1516) | Won 2-0 | +181527 |
| 5sealed | 283 | Nakatani, Hiroki (1444) | Lost 1-2 | -201507 |
| 6sealed | 548 | Hiyoshi, Daisuke (1616) | Won 2-0 | +201527 |
| 7sealed | 270 | Sasabe, Yusuke (1808) | Lost 0-2 | -131514 |
| top | average opponent: 1598record: 4-3 | new rating: 1514 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 134 | Ueki, Junichi (1389) | Lost 1-2 | -201444 |
| 2sealed | 618 | Romero, Henry (1797) | Won 2-1 | +241468 |
| 3sealed | 693 | Kurita, Rin (1484) | Won 2-0 | +191487 |
| 4sealed | 676 | Takeuchi, Shuuji (1556) | Won 2-1 | +191506 |
| 5sealed | 361 | Ooi, Masaki (1530) | Lost 1-2 | -181488 |
| 6sealed | 507 | Pozzo, Sebastian (2072) | Won 2-1 | +281516 |
| 7sealed | 351 | Kwanchaitunya, Sakditat (1615) | Lost 0-2 | -161500 |
| 8sealed | 637 | Murphy, David [IRL] (1706) | Lost 0-2 | -151485 |
| top | average opponent: 1644record: 4-4 | new rating: 1485 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 357 | Goto, Yoshimasa (1475) | Lost 1-2 | -181481 |
| 4legacy | 495 | Sogo, Eiji (1519) | Draw 1-1 | 01481 |
| 5legacy | 572 | Takahashi, Masato (1494) | Lost 0-1 | -171464 |
| 6legacy | 769 | Inami, Yuuki (1377) | Lost 0-1 | -201444 |
| 7legacy | 866 | Ootubo, Toshihiro (1447) | Lost 1-2 | -181426 |
| 8legacy | 833 | Mine, Ryunosuke (1470) | Won 2-1 | +191445 |
| 9legacy | 681 | Katou, Akihiko (1482) | Won 2-0 | +191464 |
| top | average opponent: 1466record: 2-4-1 | new rating: 1464 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 587 | Uematsu, Tatsuya (1547) | Lost 0-2 | -181500 |
| 2sealed | 695 | Nomura, Masahiro (1602) | Lost 0-2 | -161484 |
| 3sealed | 1208 | Sakamoto, Genki (1359) | Won 2-1 | +161500 |
| 4sealed | 980 | Murase, Tatsuya (1420) | Won 2-0 | +161516 |
| 5sealed | 636 | Tomita, Kei (1603) | Won 2-0 | +201536 |
| 6sealed | 628 | Mitsunaga, Yuki (1523) | Lost 1-2 | -181518 |
| 7sealed | 721 | Kodama, Yuu (1488) | Lost 1-2 | -191499 |
| top | average opponent: 1506record: 3-4 | new rating: 1499 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1541 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 343 | Shimizu, Souichirou (1436) | Lost 0-2 | -201521 |
| 2sealed | 292 | Hasegawa, Tsuguto (1424) | Won 2-0 | +161537 |
| 3sealed | 348 | Hanano, Tetsuaki (1499) | Lost 0-2 | -181519 |
| 4sealed | 450 | Oohira, Saya (1483) | Won 2-1 | +171536 |
| 5sealed | 237 | Sone, Shuhei (1506) | Lost 0-2 | -181518 |
| top | average opponent: 1470record: 2-3 | new rating: 1518 | ||
| Grand Prix Kobe 2012 (DKA limited) | starting rating: 1524 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 299 | Kuriyama, Toshikazu (1500) | Lost 0-2 | -181506 |
| 2sealed | 450 | Uehara, Shinya (1481) | Won 2-0 | +171523 |
| 3sealed | 398 | Fukaya, Akihiro (1430) | Won 2-0 | +171540 |
| 4sealed | 177 | Kataoka, Kiyoshi (1517) | Lost 0-2 | -191521 |
| 5sealed | 384 | Misono H., (1484) | Won 2-0 | +181539 |
| 6sealed | 193 | Kumoura, Daisuke (1811) | Won 2-1 | +221561 |
| 7sealed | 204 | Tani, Yukiko (1536) | Won 2-1 | +181579 |
| 8sealed | 107 | Narumiya, Masaki (1560) | Lost 0-2 | -181561 |
| 9sealed | 142 | Yamaoka, Nobuyuki (1480) | Lost 0-2 | -201541 |
| top | average opponent: 1533record: 5-4 | new rating: 1541 | ||
| Grand Prix Niigata 2009 (M10 limited) | starting rating: 1535 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 253 | Dapat, Clyde (1464) | Won 2-1 | +171552 |
| 2sealed | 91 | Sawada, Ken (1592) | Won 2-0 | +191571 |
| 3sealed | 28 | Sugiki, Takafumi (1769) | Lost 1-2 | -151556 |
| 4sealed | 112 | Sugaya, Hironobu (1781) | Won 2-0 | +221578 |
| 5sealed | 146 | Suzuki, Shoichi (1580) | Lost 0-2 | -181560 |
| 6sealed | 143 | Shindo, Yoshiya (1546) | Lost 0-2 | -181542 |
| 7sealed | 158 | Taira, Shunichi (1615) | Lost 0-2 | -171525 |
| 8sealed | 143 | Horie, Isamu (1502) | Lost 0-2 | -181507 |
| 9sealed | 112 | Fukuda, Naoya (1465) | Won 2-1 | +171524 |
| top | average opponent: 1590record: 4-5 | new rating: 1524 | ||
| Grand Prix Okayama 2008 (ALA limited) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 221 | Kuroda, Toshiyuki (1646) | Lost 0-0 | -151469 |
| 2sealed | 225 | Hirai, Masumi (1512) | Won 2-1 | +181487 |
| 3sealed | 203 | Yamaguchi, Koutarou (1608) | Won 2-1 | +201507 |
| 4sealed | 142 | Abe, Ken'Ichi (1488) | Won 2-0 | +181525 |
| 5sealed | 80 | Fujita, Tsuyoshi (1648) | Won 2-1 | +201545 |
| 6sealed | 95 | Nonaka, Kentarou (1711) | Lost 1-2 | -151530 |
| 7sealed | 67 | nagao, hiroaki (1543) | Won 2-1 | +191549 |
| 8sealed | 88 | Takagi, Takayuki (1818) | Lost 1-2 | -141535 |
| top | average opponent: 1622record: 5-3 | new rating: 1535 | ||
| Grand Prix Kobe 2008 (Lorwyn block) | starting rating: 1504 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 160 | Sugaya, Akio (1543) | Lost 0-2 | -171487 |
| 2block | 260 | Mori, Yushi (1483) | Won 2-0 | +181505 |
| 3block | 274 | Suzuki, Shoichi (1576) | Lost 0-2 | -171488 |
| 4block | 287 | Yoshida, Shinsuke (1454) | Won 2-1 | +181506 |
| 5block | 273 | Yamamoto, Shouta (1494) | Lost 0-2 | -191487 |
| 6block | 285 | Takeuchi, Hidehito (1416) | Won 2-0 | +171504 |
| 7block | 193 | Mochizuki, Takahito (1357) | Won 2-0 | +151519 |
| 8block | 138 | Iwami, Yuuki (1523) | Lost 1-2 | -181501 |
| 9block | 139 | Han, Hojae (1510) | Lost 1-2 | -171484 |
| top | average opponent: 1484record: 4-5 | new rating: 1484 | ||
| Grand Prix Shizuoka 2008 (MOR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 115 | Michibata, Tatsuya (1496) | Lost 0-2 | -181482 |
| 2standard | 354 | Yagi, Hiroyuki (1584) | Draw 1-1 | +21484 |
| 3standard | 315 | Mohr, Felix (1481) | Won 2-1 | +181502 |
| 4standard | 253 | Nakao, Munenari (1580) | Won 2-1 | +191521 |
| 5standard | 180 | Pham, Daniel (1567) | Won 2-0 | +191540 |
| 6standard | 106 | Yamada, Ryuichiro (1590) | Draw 1-1 | +11541 |
| 7standard | 259 | Yamada, Chiaki (1555) | Lost 0-2 | -181523 |
| 8standard | 10 | Shinada, Ken (1524) | Draw 1-1 | 01523 |
| 9standard | 8 | Ono, Masayuki (1471) | Lost 1-2 | -191504 |
| top | average opponent: 1539record: 3-3-3 | new rating: 1504 | ||