Kobara, Shinji
Current rating: 1543
Record: 29-30
| Grand Prix Kitakyushu 2009 (ZEN limited) | starting rating: 1546 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 104 | Toda, Masaaki (1456) | Won 2-0 | +161562 |
| 2sealed | 124 | Sasaki, Yusuke (Tokyo) (1860) | Lost 0-2 | -131549 |
| 3sealed | 127 | Sakaguchi, Naoki (1425) | Lost 0-2 | -201529 |
| 4sealed | 163 | Fujisawa, Masashi (1498) | Won 2-0 | +171546 |
| 5sealed | 171 | Shibata, Yuki (1518) | Won 2-1 | +181564 |
| 6sealed | 139 | Suzuki, Ryuuichi (1385) | Lost 1-2 | -211543 |
| top | average opponent: 1524record: 3-3 | new rating: 1543 | ||
| Grand Prix Kobe 2008 (Lorwyn block) | starting rating: 1568 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 171 | Torigoe, Seitaro (1534) | Lost 0-2 | -191549 |
| 2block | 320 | Tamano, Kazutaka (1482) | Won 2-1 | +171566 |
| 3block | 270 | Ooshima, Junji (1575) | Lost 0-2 | -181548 |
| 4block | 351 | Isoda, Yusuke (1456) | Won 2-1 | +171565 |
| 5block | 199 | Ushio, Atsushi (1660) | Won 2-0 | +191584 |
| 6block | 139 | Kimura, Takuto (1492) | Lost 1-2 | -191565 |
| 7block | 213 | Ueno, Yoshiyuki (1501) | Lost 1-2 | -191546 |
| top | average opponent: 1529record: 3-4 | new rating: 1546 | ||
| Grand Prix Shizuoka 2008 (MOR standard) | starting rating: 1504 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 32 | Suzuki, Taiki (1500) | Won 2-1 | +181522 |
| 2standard | 200 | Mito, Mitsukuni (1501) | Won 2-0 | +171539 |
| 3standard | 69 | Mitsuya, Kazuhiko (1845) | Won 2-1 | +241563 |
| 4standard | 61 | Ikeda, Tsuyoshi (1628) | Lost 0-2 | -171546 |
| 5standard | 118 | Oota, Yuusuke (1514) | Lost 0-2 | -191527 |
| 6standard | 142 | Eura, Hiroki (1562) | Lost 0-2 | -171510 |
| 7standard | 87 | Kuniyoshi, Yasuhiro (1612) | Won 2-0 | +201530 |
| 8standard | 47 | Iwai, Tsuyoshi (1574) | Won 2-0 | +191549 |
| 9standard | 54 | Mizutani, Naoki (1623) | Won 2-1 | +191568 |
| top | average opponent: 1595record: 6-3 | new rating: 1568 | ||
| Grand Prix Kitakyushu 2007 (LRW limited) | starting rating: 1475 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 64 | Shiota, Yuuma (1463) | Won 2-0 | +181493 |
| 2sealed | 54 | Yamada, Ryuichiro (1489) | Won 2-0 | +181511 |
| 3sealed | 19 | Kise, Masato (1567) | Won 2-1 | +191530 |
| 4sealed | 47 | Fujimoto, Tomoya (1584) | Won 2-0 | +191549 |
| 5sealed | 11 | Fujita, Osamu (1952) | Lost 0-2 | -111538 |
| 6sealed | 29 | Tashiro, Hayato (1581) | Lost 0-2 | -181520 |
| 7sealed | 34 | Takanashi, Kouji (1597) | Lost 1-2 | -161504 |
| top | average opponent: 1605record: 4-3 | new rating: 1504 | ||
| Grand Prix Yamagata 2006 (TSP limited) | starting rating: 1511 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 44 | Fujimoto, Takehiro (1536) | Lost 1-2 | -181493 |
| 2sealed | 123 | Kozakai, Ryouhei (1464) | Lost 0-2 | -181475 |
| 3sealed | 127 | Abe, Hiroshi(Yamagata) (1395) | Won 2-1 | +161491 |
| 4sealed | 146 | Yii, Terh Kuen (1574) | Lost 1-2 | -161475 |
| top | average opponent: 1492record: 1-3 | new rating: 1475 | ||
| Grand Prix Hiroshima 2006 (CSP limited) | starting rating: 1420 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 120 | Takaoka, Yukimasa (1500) | Won 2-0 | +201440 |
| 2sealed | 38 | Suzuki, Masatsuna (1735) | Won 2-0 | +231463 |
| 3sealed | 34 | Hattori, Keitarou (1488) | Won 2-0 | +181481 |
| 4sealed | 24 | Akaike, Yo (1410) | Won 2-0 | +171498 |
| 5sealed | 11 | Arita, Ryuichi (1771) | Won 2-0 | +231521 |
| 6sealed | 6 | Saito, Tomoharu (1809) | Won 2-0 | +231544 |
| 7sealed | 54 | Yasooka, Shota (2070) | Lost 0-2 | -91535 |
| 8sealed | 77 | Higaki, Takao (1807) | ID | 01535 |
| 9draft | 11 | Suzuki, Takahiro (1736) | Lost 0-2 | -141521 |
| 10draft | 20 | Tsuta, Naoto (1585) | Lost 1-2 | -171504 |
| 11draft | 28 | Tashita, Takafumi (1557) | Won 2-0 | +191523 |
| 12draft | 20 | Katayama, Hidenori (1677) | Lost 0-2 | -161507 |
| 13draft | 26 | Tsuta, Naoto (1569) | Won 2-1 | +201527 |
| 14draft | 11 | Ishida, Yuuichi (1655) | Lost 1-2 | -161511 |
| top | average opponent: 1669record: 8-5-1 | new rating: 1511 | ||
| Grand Prix Matsuyama 2005 (BOK limited) | starting rating: 1453 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 33 | Ogura, Shigeru (1435) | Lost 0-2 | -181435 |
| 2sealed | 156 | Maruyama, Tomohiro (1631) | Lost 1-2 | -151420 |
| top | average opponent: 1533record: 0-2 | new rating: 1420 | ||
| Grand Prix Nagoya 2004 (5DN standard) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 107 | Kawasumi, Yuuki (1500) | Won 2-0 | +191466 |
| 2standard | 160 | Ono, Masayuki (1500) | Won 2-0 | +181484 |
| 3standard | 22 | Takasaki, Yuichi (1628) | Won 2-0 | +211505 |
| 4standard | 62 | Kawamura, Akihiro (1534) | Lost 1-2 | -181487 |
| 5standard | 184 | Tanaka, Yasuo (1536) | Lost 0-2 | -171470 |
| 6standard | 182 | Sugiyama, Hironori (1516) | Lost 1-2 | -171453 |
| top | average opponent: 1536record: 3-3 | new rating: 1453 | ||
| Grand Prix Shizuoka 2003 (MRD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 110 | Ikeda, Akio (1533) | Lost 1-2 | -171483 |
| 2sealed | 233 | Takahasi, Tooru (1488) | Lost 1-2 | -181465 |
| 3sealed | 260 | Hamaoka, Shuuhei (1465) | Lost 0-2 | -181447 |
| 4sealed | 281 | Takada, Ryo (1446) | Lost 0-2 | -181429 |
| 5sealed | 238 | Katou, Takaya (1429) | Won 2-0 | +181447 |
| top | average opponent: 1472record: 1-4 | new rating: 1447 | ||