Suganuma, Takeshi
Current rating: 1393
Record: 23-32
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1423 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 194 | Ookawa, Yuusuke (1645) | Lost 0-2 | -141409 |
| 4sealed | 301 | Matsushita, Masayoshi (1531) | Lost 1-2 | -161393 |
| top | average opponent: 1588record: 0-2 | new rating: 1393 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1384 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 211 | Adachi, Naohiko (1533) | Won 2-0 | +211405 |
| 4modern | 8 | Funami, Syun (1549) | Won 2-1 | +211426 |
| 5modern | 131 | Moriyama, Masahide (1777) | Won 2-1 | +241450 |
| 6modern | 43 | Miura, Daichi (1575) | Won 2-0 | +201470 |
| 7modern | 6 | Tachibana, Kentarou (1736) | Lost 0-2 | -131457 |
| 8modern | 56 | Fukuda, Yuuki (1596) | Lost 1-2 | -161441 |
| 9modern | 136 | Nomiya, Yohei (1834) | Won 2-0 | +251466 |
| 10modern | 126 | Park, Sangwook (1715) | Lost 0-2 | -131453 |
| 11modern | 133 | Nakahashi, Fuma (1574) | Lost 1-2 | -161437 |
| 12modern | 148 | Arai, Shogo (1681) | Lost 0-2 | -141423 |
| top | average opponent: 1657record: 5-5 | new rating: 1423 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1415 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 86 | Maeda, Yasunobu (1500) | Lost 1-2 | -171398 |
| 2modern | 408 | Sekine, Kiyotaka (1361) | Won 2-1 | +181416 |
| 3modern | 259 | Maeda, Kaname (1500) | Lost 0-2 | -171399 |
| 4modern | 493 | Nagayama, Sou (1576) | Lost 0-2 | -151384 |
| top | average opponent: 1484record: 1-3 | new rating: 1384 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1408 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 602 | Fujita, Toshitake (1539) | Won 2-1 | +201428 |
| 2standard | 591 | Baba, Takashi (1518) | Lost 1-2 | -161412 |
| 3standard | 774 | Kawano, Hiroki (1404) | Won 2-1 | +181430 |
| 4standard | 672 | Kawabata, Hiromasa (1411) | Won 2-0 | +181448 |
| 5standard | 598 | Anan, Go (1605) | Lost 1-2 | -161432 |
| 6standard | 751 | Meguro, Masahiko (1459) | Lost 0-2 | -171415 |
| top | average opponent: 1489record: 3-3 | new rating: 1415 | ||
| Grand Prix Sendai 2010 (ROE standard) | starting rating: 1460 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 302 | Onoda, Hiroshi (1432) | Lost 1-2 | -181442 |
| 2standard | 261 | Shimoyamada, Shunichi (1447) | Lost 0-2 | -181424 |
| 3standard | 332 | Akita, Naoto (1537) | Lost 1-2 | -161408 |
| top | average opponent: 1472record: 0-3 | new rating: 1408 | ||
| Grand Prix Yamagata 2006 (TSP limited) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 50 | Ida, Tomoaki (1500) | Lost 1-2 | -181498 |
| 2sealed | 88 | Eguchi, Motoaki (1445) | Lost 1-2 | -191479 |
| 3sealed | 120 | Motonaga, Hiroaki (1448) | Lost 0-2 | -191460 |
| top | average opponent: 1464record: 0-3 | new rating: 1460 | ||
| Grand Prix Yokohama 2004 (COK limited) | starting rating: 1535 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 119 | Matsuoka, Kazushige (1500) | Won 2-0 | +181553 |
| 2sealed | 175 | Taniguchi, Manabu (1491) | Lost 0-2 | -191534 |
| 3sealed | 174 | Takasaki, Yuichi (1566) | Lost 0-2 | -181516 |
| top | average opponent: 1519record: 1-2 | new rating: 1516 | ||
| Grand Prix Sendai 2004 (DST limited) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 126 | Hatakeyama, Kohichi (1500) | Won 2-0 | +181535 |
| 2sealed | 127 | Kageyama, Tarou (1565) | Won 2-0 | +181553 |
| 3sealed | 30 | Onodera, Naozumi (1539) | Won 2-0 | +181571 |
| 4sealed | 18 | Imamura, Taichirou (1484) | Lost 1-2 | -201551 |
| 5sealed | 97 | Ozawa, Takahiro (1569) | Lost 0-2 | -171534 |
| 6sealed | 129 | Miwa, Tatsuya (1610) | Won 2-1 | +191553 |
| 7sealed | 64 | Ohtsuji, Akio (1577) | Lost 1-2 | -181535 |
| top | average opponent: 1549record: 4-3 | new rating: 1535 | ||
| Grand Prix Yokohama 2003 (Onslaught block) | starting rating: 1553 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 165 | Koji, Kazumasa (1597) | Lost 1-2 | -181535 |
| 3block | 221 | Ishigami, Kazuya (1500) | Lost 1-2 | -181517 |
| top | average opponent: 1548record: 0-2 | new rating: 1517 | ||
| Grand Prix Utsunomiya 2002 (ONS rochester) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 235 | Murata, Kazuaki (1554) | Won 2-0 | +191536 |
| 2sealed | 152 | Nakajima, Hiroki (1519) | Won 2-1 | +181554 |
| 3sealed | 21 | Yoshikawa, Yuusuke (1590) | Lost 0-2 | -181536 |
| 4sealed | 125 | Inoue, Junichi (1518) | Won 2-1 | +181554 |
| 5sealed | 114 | Sato, So (1440) | Won 2-1 | +161570 |
| 6sealed | 62 | Mitamura, Kazuya (1524) | Won 2-1 | +171587 |
| 7sealed | 41 | Yamazaki, Yuki (1556) | Lost 1-2 | -191568 |
| 8sealed | 107 | Kinoshita, Junichi (1695) | Lost 0-2 | -151553 |
| top | average opponent: 1550record: 5-3 | new rating: 1553 | ||
| Grand Prix Sendai 2001 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 41 | Saito, Kazuki (1500) | Won 2-0 | +181518 |
| 2extended | 8 | Itagaki, Yota (1518) | Lost 0-2 | -181500 |
| 3extended | 140 | Mikami, Iesato (1446) | Won 2-0 | +171517 |
| 4extended | 69 | Akita, Naoto (1537) | Lost 0-2 | -181499 |
| 5extended | 146 | Ito, Masamichi (1501) | Won 2-1 | +181517 |
| 6extended | 95 | Ohashi, Takahiro (1519) | Lost 0-2 | -181499 |
| 7extended | 122 | Yamada, Yasuo (1484) | Won 2-1 | +181517 |
| top | average opponent: 1501record: 4-3 | new rating: 1517 | ||