Watanabe, Shotaro
Current rating: 1466
Record: 26-30
| Grand Prix Kobe 2017 (modern) | starting rating: 1487 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 285 | Isogai, Yusuke (1467) | Won 2-0 | +171504 |
| 2modern | 592 | Suzuki, Ryuuichi (1324) | Won 2-0 | +151519 |
| 3modern | 439 | Miyajima, Kazutomi (1534) | Lost 0-2 | -181501 |
| 4modern | 720 | Matsumoto, Yoshifumi (1561) | Lost 0-2 | -171484 |
| 5modern | 988 | Jinnai, Ryosuke (1455) | Lost 0-2 | -181466 |
| top | average opponent: 1468record: 2-3 | new rating: 1466 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1486 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 191 | Ochiai, Shinryu (1447) | Won 2-0 | +171503 |
| 2legacy | 327 | Suzuki, Kousei (1481) | Lost 0-2 | -181485 |
| 3legacy | 887 | Odagiri, Mato (1450) | Won 2-1 | +171502 |
| 4legacy | 595 | Tung, Nick (1599) | Won 2-1 | +201522 |
| 5legacy | 242 | Kitazawa, Kentarou (1612) | Lost 0-2 | -171505 |
| 6legacy | 723 | Miyajima, Jun'Ichi (1458) | Won 2-0 | +181523 |
| 7legacy | 386 | Miura, Kohei (1535) | Lost 0-2 | -181505 |
| 8legacy | 494 | Yamakoshi, Nozomi (1492) | Lost 1-2 | -181487 |
| top | average opponent: 1509record: 4-4 | new rating: 1487 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 662 | Maitani, Shintarou (1417) | Won 2-0 | +171496 |
| 2sealed | 322 | Matsushita, Masayoshi (1501) | Won 2-1 | +181514 |
| 3sealed | 536 | Mizuno, Nobuyoshi (1481) | Won 2-0 | +171531 |
| 4sealed | 211 | Sugiyama, Yuya (2112) | Won 2-1 | +281559 |
| 5sealed | 30 | Deguchi, Koya (1589) | Lost 1-2 | -181541 |
| 6sealed | 228 | Okumura, Noriaki (1510) | Lost 0-2 | -181523 |
| 7sealed | 396 | Kawabata, Yuji (1533) | Lost 0-2 | -181505 |
| 8sealed | 519 | Kawakami, Naoya (1431) | Lost 0-2 | -191486 |
| top | average opponent: 1572record: 4-4 | new rating: 1486 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1477 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 343 | Takase, Fumiya (1500) | Won 2-1 | +191496 |
| 2sealed | 87 | Wada, Kazunori (1578) | Lost 0-2 | -171479 |
| top | average opponent: 1539record: 1-1 | new rating: 1479 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1395 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 570 | Morita, Masayuki (1462) | Lost 1-2 | -171378 |
| 2legacy | 772 | Kametaka, Hiroaki (1480) | Won 2-0 | +201398 |
| 3legacy | 735 | Takashima, Ryuichi (1500) | Won 2-0 | +201418 |
| 4legacy | 757 | Yokomizo, Yuuya (1518) | Lost 0-2 | -161402 |
| 5legacy | 842 | Nakajima, Jun (1448) | Won 2-1 | +181420 |
| 6legacy | 727 | Tsutsumi, Shunnsuke (1515) | Won 2-1 | +201440 |
| 7legacy | 592 | Hasegawa, Yuuhei (1510) | Won 2-1 | +191459 |
| 8legacy | 616 | Arai, Yuusuke3019 (1513) | Won 2-0 | +191478 |
| 9legacy | 538 | Hisano, Mikita (1537) | Won 2-1 | +191497 |
| 10legacy | 68 | Hoshino, Yohei (1768) | Won 2-1 | +231520 |
| 11legacy | 51 | Isono, Kaoru (1616) | Lost 0-2 | -161504 |
| 12legacy | 48 | Komiyama, Hideki (1693) | Lost 0-2 | -151489 |
| 13legacy | 95 | Ishitsuka, Hiroyuki (1516) | Lost 0-2 | -171472 |
| 14legacy | 97 | Shinohara, Kazuaki (1675) | Won 2-1 | +221494 |
| 15legacy | 75 | Wang, Guan (1581) | Lost 0-2 | -171477 |
| top | average opponent: 1555record: 9-6 | new rating: 1477 | ||
| Grand Prix Yokohama 2012 (modern) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 261 | Mutou, Yasuhide (1463) | Lost 1-2 | -191466 |
| 2modern | 497 | Nishizawa, Taichi (1479) | Lost 0-2 | -181448 |
| 3modern | 694 | Sugaya, Takeshi (1466) | Lost 0-2 | -171431 |
| 4modern | 685 | Nakajima, Hiroki (1381) | Lost 0-2 | -191412 |
| 5modern | 655 | Sasaki, Masaya (Aichi) (1415) | Won 2-0 | +181430 |
| 6modern | 561 | Yamano, Tatsuto (1277) | Won 2-0 | +151445 |
| 7modern | 465 | Okamoto, Yuuma (1532) | Lost 0-2 | -161429 |
| 8modern | 384 | Takahashi, Dai (1525) | Lost 0-2 | -171412 |
| 9modern | 306 | Yanagi, Shinichiro (1428) | Lost 1-2 | -171395 |
| top | average opponent: 1441record: 2-7 | new rating: 1395 | ||
| Grand Prix Hiroshima 2011 (ISD standard) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 16 | Yoshida, Yuuji (Aichi) (1500) | Won 2-1 | +181500 |
| 2standard | 48 | Isayama, Yusuke (1519) | Won 2-0 | +181518 |
| 3standard | 23 | Yasuda, Seita (1528) | Lost 1-2 | -171501 |
| 4standard | 178 | Tokoro, Masanori (1518) | Won 2-0 | +181519 |
| 5standard | 70 | Yamasaki, Yoshitaka (1598) | Lost 0-2 | -171502 |
| 6standard | 178 | Kanno, Masayoshi (1516) | Lost 0-2 | -171485 |
| top | average opponent: 1530record: 3-3 | new rating: 1485 | ||
| Grand Prix Kobe 2011 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 121 | K., Masayoshi (1500) | Lost 0-2 | -181482 |
| 2extended | 281 | Itou, Masayoshi (1521) | Lost 0-2 | -171465 |
| 3extended | 284 | Michinaka, Shota (1414) | Won 2-1 | +171482 |
| top | average opponent: 1478record: 1-2 | new rating: 1482 | ||