Sakurai, Yuu
Current rating: 1436
Record: 38-46-6
Grand Prix Sapporo 2000Grand Prix Hiroshima 2001Grand Prix Shizuoka 2001Grand Prix Sendai 2001Grand Prix Utsunomiya 2002Grand Prix Yokohama 2003Grand Prix Shizuoka 2003Grand Prix Nagoya 2004Grand Prix Yokohama 2004Grand Prix Niigata 2005Grand Prix Kyoto 2007Grand Prix Shizuoka 2008Grand Prix Niigata 2009Grand Prix Yokohama 2010
| Grand Prix Yokohama 2010 (extended) | starting rating: 1470 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 121 | Menor, Mark (1557) | Lost 1-2 | -161454 |
| 2extended | 309 | Koakutsu, Masato (1482) | Lost 0-2 | -181436 |
| top | average opponent: 1519record: 0-2 | new rating: 1436 | ||
| Grand Prix Niigata 2009 (M10 limited) | starting rating: 1456 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 77 | Kodama, Hironori (1467) | Lost 0-2 | -181438 |
| 2sealed | 280 | Oota, Shigeru (1481) | Won 2-0 | +191457 |
| 3sealed | 181 | Fujisawa, Masashi (1534) | Won 2-1 | +201477 |
| 4sealed | 142 | Nakamura, Atsushi (1573) | Won 2-0 | +191496 |
| 5sealed | 128 | Nakano, Yoshitaka (2004) | Lost 1-2 | -91487 |
| 6sealed | 136 | Wachi, Shinya (1570) | Lost 0-2 | -171470 |
| top | average opponent: 1605record: 3-3 | new rating: 1470 | ||
| Grand Prix Shizuoka 2008 (MOR standard) | starting rating: 1511 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 80 | Toyama, Masayuki (1518) | Won 2-1 | +181529 |
| 2standard | 116 | Shingai, Sara (1517) | Lost 1-2 | -181511 |
| 3standard | 261 | Ootake, Masanori (1509) | Lost 0-2 | -181493 |
| 4standard | 301 | Maruyama, Shouta (1483) | Lost 1-2 | -191474 |
| 5standard | 318 | Nishizawa, Yasuhide (1464) | Lost 1-2 | -181456 |
| top | average opponent: 1498record: 1-4 | new rating: 1456 | ||
| Grand Prix Kyoto 2007 (PLC standard) | starting rating: 1490 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 113 | Hayashi, Tomonari (1500) | Won 2-1 | +181508 |
| 2standard | 121 | Kumano, Haruyasu (1517) | Won 2-0 | +191527 |
| 3standard | 41 | Sasaki, Tsutomu (1636) | Won 2-0 | +201547 |
| 4standard | 53 | Kinoshita, Takahiro (1554) | Lost 1-2 | -181529 |
| 5standard | 166 | Mori, Takashi(Osaka) (1535) | Won 2-1 | +181547 |
| 6standard | 55 | Niwa, Takeshi (1480) | Lost 1-2 | -191528 |
| 7standard | 151 | Senba, Kotaro (1583) | Lost 1-2 | -171511 |
| top | average opponent: 1544record: 4-3 | new rating: 1511 | ||
| Grand Prix Niigata 2005 (Kamigawa block) | starting rating: 1440 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 48 | Murakami, Norichika (1608) | Won 2-0 | +211461 |
| 2block | 100 | Shiino, Youichi (1488) | Lost 0-2 | -181443 |
| 3block | 125 | Yamazaki, Yuki (1588) | Won 2-0 | +211464 |
| 4block | 109 | Nakajima, Takumi (1516) | Won 2-0 | +191483 |
| 5block | 78 | Krejsa, Tomas (1615) | Draw 1-1 | +21485 |
| 6block | 72 | Ozawa, Masahiro (1473) | Draw 1-1 | 01485 |
| 7block | 102 | Rita, Takayuki (1547) | Won 2-0 | +191504 |
| 8block | 70 | Sasagawa, Tomohide (1742) | Lost 1-2 | -141490 |
| top | average opponent: 1572record: 4-2-2 | new rating: 1490 | ||
| Grand Prix Yokohama 2004 (COK limited) | starting rating: 1427 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 55 | Yamazaki, Tatsuya (1500) | Won 2-1 | +191446 |
| 2sealed | 115 | Satou, Kenji (1511) | Lost 1-2 | -171429 |
| 3sealed | 147 | Ishikka, Takehiro (1623) | Won 2-1 | +221451 |
| 4sealed | 145 | Shimizu, Motohiro (1520) | Lost 0-2 | -171434 |
| 5sealed | 204 | Nicholas, Alexander (1518) | Won 2-0 | +191453 |
| 6sealed | 156 | Ito, Jun (1550) | Won 2-0 | +201473 |
| 7sealed | 106 | Fujita, Toshitake (1541) | Lost 0-2 | -171456 |
| 8sealed | 123 | Yanase, Kaname (1520) | Lost 1-2 | -161440 |
| top | average opponent: 1535record: 4-4 | new rating: 1440 | ||
| Grand Prix Nagoya 2004 (5DN standard) | starting rating: 1477 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 4 | Shima, Junichirou (1501) | Lost 0-2 | -171460 |
| 2standard | 332 | Kaminicki, Justin (1461) | Won 2-0 | +181478 |
| 3standard | 305 | Nakamura, Kiyonari (1506) | Lost 1-2 | -181460 |
| 4standard | 369 | Matsumura, Takehiko (1498) | Lost 1-2 | -171443 |
| 5standard | 380 | Terazawa, Satoshi (1462) | Lost 1-2 | -181425 |
| 6standard | 347 | Furudate, Yasuomi (1445) | Won 2-1 | +191444 |
| 7standard | 279 | Kawabata, Kiyoto (1491) | Lost 1-2 | -171427 |
| top | average opponent: 1481record: 2-5 | new rating: 1427 | ||
| Grand Prix Shizuoka 2003 (MRD limited) | starting rating: 1455 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 122 | Ikenuma, Yuuto (1500) | Won 2-1 | +191474 |
| 2sealed | 110 | Iguchi, Taisuke (1495) | Lost 0-2 | -181456 |
| 3sealed | 233 | Kitagawa, Yuuichi (1515) | Won 2-1 | +191475 |
| 4sealed | 81 | Tanaka, Kousuke (1517) | Won 2-0 | +191494 |
| 5sealed | 36 | Obikane, Hidemitsu (1561) | Lost 0-2 | -171477 |
| 6sealed | 141 | Nagano, Munehisa (1409) | Won 2-1 | +171494 |
| 7sealed | 52 | Yamazaki, Yuuki (1563) | Lost 0-2 | -171477 |
| top | average opponent: 1509record: 4-3 | new rating: 1477 | ||
| Grand Prix Yokohama 2003 (Onslaught block) | starting rating: 1490 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 100 | Suda, Makoto (1516) | Lost 0-2 | -171473 |
| 2block | 336 | Iitoi, Fumiaki (1483) | Draw 1-1 | 01473 |
| 3block | 325 | Jincho, Takayoshi (1465) | Lost 0-2 | -181455 |
| 4block | 366 | Iwasaki, Eiji (1464) | Draw 1-1 | 01455 |
| 5block | 360 | Murata, Kazuki (1446) | Won 2-0 | +181473 |
| 6block | 312 | Tamura, Daichi (1485) | Lost 1-2 | -181455 |
| top | average opponent: 1477record: 1-3-2 | new rating: 1455 | ||
| Grand Prix Utsunomiya 2002 (ONS rochester) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 35 | Imaizumi, Nobuyuki (1500) | Won 2-0 | +191464 |
| 2sealed | 130 | Suzuki, Shin (1576) | Won 2-1 | +201484 |
| 3sealed | 51 | Ozawa, Takahiro (1536) | Lost 0-2 | -171467 |
| 4sealed | 86 | Shimizu, Hajime (1515) | Won 2-1 | +191486 |
| 5sealed | 66 | Osawa, Takuya (1568) | Won 2-0 | +191505 |
| 6sealed | 27 | Kojima, Mitsuhiro (1557) | Lost 0-2 | -171488 |
| 7sealed | 60 | Tashiro, Hayato (1554) | Lost 1-2 | -171471 |
| 8sealed | 2 | Igari, Masahiro (1526) | Won 2-0 | +191490 |
| top | average opponent: 1542record: 5-3 | new rating: 1490 | ||
| Grand Prix Sendai 2001 (extended) | starting rating: 1437 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 38 | Suzuki, Mayumi (1487) | Draw 1-1 | +11438 |
| 2extended | 108 | Kaplan, Lain (1500) | Lost 0-2 | -171421 |
| 3extended | 160 | Futamata, Shunji (1482) | Won 2-0 | +191440 |
| 4extended | 142 | Hanada, Haruki (1498) | Draw 1-1 | +11441 |
| 5extended | 162 | Watanabe, Takeshi (1482) | Won 2-0 | +191460 |
| 6extended | 126 | Odashima, Takumi (1500) | Won 2-0 | +191479 |
| 7extended | 91 | Kimoto, Kenji (1535) | Lost 1-2 | -171462 |
| 8extended | 97 | Shirosaki, Masao (1529) | Lost 1-2 | -171445 |
| top | average opponent: 1502record: 3-3-2 | new rating: 1445 | ||
| Grand Prix Shizuoka 2001 (ODY limited) | starting rating: 1471 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 196 | Sato, Masaru (1500) | Lost 0-2 | -181453 |
| 2sealed | 301 | Yamashita, Kiyotaka (1482) | Won 2-1 | +191472 |
| 3sealed | 136 | Kouyama, Shinji (1482) | Lost 0-2 | -181454 |
| 4sealed | 276 | Ando, Hideki (1498) | Lost 0-2 | -171437 |
| top | average opponent: 1490record: 1-3 | new rating: 1437 | ||
| Grand Prix Hiroshima 2001 (INV limited) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 136 | Matsuo, Yusuke (1500) | Lost 0-2 | -171429 |
| 2sealed | 178 | Miyashige, Suguru (1484) | Won 2-0 | +191448 |
| 3sealed | 153 | Katayama, Tomoyuki (1500) | Lost 0-2 | -171431 |
| 4sealed | 142 | Abe, Natsuki (1500) | Won 2-1 | +191450 |
| 5sealed | 105 | Akahori, Hiroaki (1500) | Lost 1-2 | -171433 |
| 6sealed | 115 | Miyahara, Hiroshi (1481) | Won 2-0 | +191452 |
| 7sealed | 87 | Masushige, Yoshihiro (1500) | Won 2-1 | +191471 |
| top | average opponent: 1495record: 4-3 | new rating: 1471 | ||
| Grand Prix Sapporo 2000 (PCY limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 86 | Nagano, Takayuki (1500) | Lost 0-2 | -181482 |
| 2sealed | 98 | Katano, Satoshi (1482) | Lost 0-2 | -181464 |
| 3sealed | 119 | Matsukawa, Shin (1464) | Won 2-0 | +181482 |
| 4sealed | 108 | Kihara, Yuji (1482) | Lost 1-2 | -181464 |
| 5sealed | 106 | Ichikawa, Hideki (1464) | Won 2-0 | +181482 |
| 6sealed | 99 | Arai, Jin (1481) | Lost 0-2 | -181464 |
| 7sealed | 91 | Kawashima, Kazuya (1462) | Lost 0-2 | -181446 |
| top | average opponent: 1476record: 2-5 | new rating: 1446 | ||