Ishibashi, Satoshi
Current rating: 1561
Record: 23-20-5
| Grand Prix Okayama 2008 (ALA limited) | starting rating: 1525 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 231 | Miyazaki, Yuuichirou (1500) | Won 0-0 | +171542 |
| 2sealed | 81 | Sakurai, Hikaru (1506) | Won 2-1 | +181560 |
| 3sealed | 5 | Mito, Mitsukuni (1540) | Lost 0-2 | -191541 |
| 4sealed | 118 | Sugishita, Akihiro (1514) | Won 2-0 | +181559 |
| 5sealed | 57 | Kobayashi, Takahito (1515) | Won 2-0 | +171576 |
| 6sealed | 134 | Izumiya, Yoshiaki (1522) | Won 2-1 | +171593 |
| 7sealed | 121 | Ikeshita, Tooru (1668) | Lost 1-2 | -171576 |
| 8sealed | 21 | Umeno, Kengo (1732) | Lost 1-2 | -151561 |
| top | average opponent: 1562record: 5-3 | new rating: 1561 | ||
| Grand Prix Kobe 2008 (Lorwyn block) | starting rating: 1529 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 79 | Yamasaki, Kanta (1500) | Lost 0-2 | -191510 |
| 2block | 274 | Moriyama, Masahiro (1370) | Lost 0-2 | -201490 |
| 3block | 325 | Kitagaito, Ryo (1464) | Won 2-1 | +171507 |
| 4block | 312 | Nasu, Kenichi (1505) | Won 2-0 | +181525 |
| 5block | 259 | Nakada, Naoki (1622) | Lost 0-2 | -161509 |
| 6block | 260 | Minoue, Hiroyuki (1415) | Won 2-1 | +161525 |
| 7block | 200 | Kim, In (1498) | Draw 1-1 | 01525 |
| 8block | 173 | Liao, Yi-Nan (1536) | Lost 0-2 | -181507 |
| 9block | 153 | Iwaki, Hiroyuki (1500) | Won 2-0 | +181525 |
| top | average opponent: 1490record: 4-4-1 | new rating: 1525 | ||
| Grand Prix Shizuoka 2008 (MOR standard) | starting rating: 1545 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 261 | Tateno, Tomoaki (1500) | Lost 0-2 | -191526 |
| 2standard | 356 | Itou, Ryou (1560) | Won 2-0 | +191545 |
| 3standard | 287 | Takanashi, Kouji (1659) | Won 2-0 | +201565 |
| 4standard | 142 | Nonaka, Kentarou (1748) | Won 2-0 | +211586 |
| 5standard | 92 | Sakaguchi, Naoki (1524) | Lost 0-2 | -191567 |
| 6standard | 136 | O'Neil, Sean (1517) | Won 2-0 | +171584 |
| 7standard | 78 | Isozaki, Yasuaki (1516) | Lost 0-2 | -191565 |
| 8standard | 156 | Kawakami, Kazuto (1550) | Lost 1-2 | -181547 |
| 9standard | 85 | Miura, Mamoru (1542) | Lost 1-2 | -181529 |
| top | average opponent: 1568record: 4-5 | new rating: 1529 | ||
| Grand Prix Kyoto 2007 (PLC standard) | starting rating: 1504 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 248 | Inoue, Kei (1462) | Draw 1-1 | -11503 |
| 2standard | 230 | Itou, Satoshi (1444) | Draw 0-0 | -11502 |
| 3standard | 308 | Abe, Eriko (1446) | Won 2-1 | +171519 |
| 4standard | 247 | Kawamura, Akihiro (1593) | Draw 1-1 | +21521 |
| 5standard | 288 | Ooue, Isao (1498) | Won 2-0 | +171538 |
| 6standard | 221 | Tsuruta, Takayuki (1471) | Lost 1-2 | -191519 |
| 7standard | 218 | Yamamoto, Yuuya (1534) | Won 2-0 | +181537 |
| 8standard | 160 | Ishitaka, Yusuke (1517) | Won 2-0 | +181555 |
| 9standard | 103 | Nakamura, Shuhei (2045) | Lost 0-2 | -101545 |
| top | average opponent: 1557record: 4-2-3 | new rating: 1545 | ||
| Grand Prix Fukuoka 2002 (TOR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 57 | Muto, Masaharu (1500) | Won 2-1 | +181518 |
| 2sealed | 60 | Sato, Masaru (1483) | Draw 1-1 | -11517 |
| 3sealed | 71 | Yamashita, Ryusuke (1500) | Won 2-1 | +181535 |
| 4sealed | 59 | Miura, Akiyoshi (1525) | Won 2-0 | +181553 |
| 5sealed | 31 | Kikuchi, Hiroshi (1555) | Won 2-0 | +181571 |
| 6sealed | 14 | Okada, Kou (1592) | Won 2-0 | +181589 |
| 7sealed | 7 | Hata, Fumihiro (1607) | Lost 0-2 | -171572 |
| 8draft | 26 | Kikuchi, Hiroshi (1575) | Lost 1-2 | -181554 |
| 9draft | 30 | Itou, Kenshirou (1757) | Lost 1-2 | -151539 |
| 10draft | 21 | Komiyama, Hideki (1626) | Lost 0-2 | -161523 |
| 11draft | 31 | Maki, Koichiro (1531) | Won 2-1 | +181541 |
| 12draft | 29 | Kusakabe, Tadao (1496) | Lost 0-2 | -191522 |
| 13draft | 31 | Miyasaka, Takeshi (1520) | Lost 0-2 | -181504 |
| top | average opponent: 1559record: 6-6-1 | new rating: 1504 | ||