Tsumori, Youhei
Current rating: 1399
Record: 17-26
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1404 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 374 | Ikenoko, Hidehiro (1536) | Lost 0-2 | -151389 |
| 2sealed | 659 | Takaki, Kengo (1500) | Won 2-1 | +201409 |
| 3sealed | 771 | Nogami, Tokio (1562) | Lost 1-2 | -151394 |
| 4sealed | 871 | Takekiyo, Koji (1377) | Won 2-0 | +171411 |
| 5sealed | 624 | Takahashi, Osamu (1503) | Won 2-1 | +201431 |
| 6sealed | 533 | Lee, Taehyoung (1508) | Lost 0-2 | -171414 |
| 7sealed | 764 | Omi, Tatsuya (1442) | Lost 1-2 | -171397 |
| 8sealed | 704 | Lu, Shaoan (1384) | Lost 0-2 | -181379 |
| 9sealed | 681 | Futada, Takahiro (1493) | Won 2-0 | +201399 |
| top | average opponent: 1478record: 4-5 | new rating: 1399 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1413 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 184 | Kawai, Yusuke (1600) | Won 2-1 | +221435 |
| 2sealed | 135 | Minamitani, Daichi (1694) | Won 2-0 | +221457 |
| 3sealed | 164 | Bae, Sanghoon (1352) | Lost 0-2 | -191438 |
| 4sealed | 354 | Ishihara, Takashi6753 (1516) | Lost 1-2 | -171421 |
| 5sealed | 419 | Izumi, Taiki (1500) | Lost 0-2 | -171404 |
| top | average opponent: 1532record: 2-3 | new rating: 1404 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1404 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 268 | Imai, Tomoyuki (1547) | Won 2-0 | +211425 |
| 2legacy | 189 | Niwa, Kohei (1513) | Lost 0-2 | -171408 |
| 3legacy | 393 | Yokoyama, Kenichi (1488) | Lost 0-2 | -161392 |
| 4legacy | 335 | Shinmura, Yuuki (1447) | Lost 0-2 | -171375 |
| 5legacy | 384 | Yashiki, Kouichi (1436) | Won 2-0 | +191394 |
| 6legacy | 321 | Noie, Kenji (1481) | Won 2-0 | +191413 |
| top | average opponent: 1485record: 3-3 | new rating: 1413 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1401 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 716 | Niihama, Tatsuo (1576) | Lost 1-2 | -141387 |
| 2modern | 1120 | Okada, Wataru (1677) | Won 2-0 | +231410 |
| 3modern | 999 | Takenouchi, Tatsuya (1543) | Lost 1-2 | -161394 |
| 4modern | 1210 | Camarillo, Ryan (1482) | Lost 1-2 | -161378 |
| 5modern | 1136 | Hino, Tomoaki (1408) | Won 2-0 | +181396 |
| 6modern | 1051 | Omori, Tomoaki (1753) | Won 2-1 | +251421 |
| 7modern | 1000 | Shigeta, Hajime (1504) | Lost 0-2 | -171404 |
| top | average opponent: 1563record: 3-4 | new rating: 1404 | ||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1450 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 681 | Kawaguchi, Kenji (1500) | Lost 0-2 | -171433 |
| 2sealed | 850 | Ooyama, Hiroaki (1481) | Lost 1-2 | -181415 |
| 3sealed | 864 | Fukui, Shunsuke (1461) | Lost 1-2 | -171398 |
| 4sealed | 888 | Sato, Tomoharu (1464) | Won 2-1 | +201418 |
| 5sealed | 842 | Katsura, Yuu (1445) | Won 2-0 | +181436 |
| 6sealed | 781 | Sung, Che Wei (1471) | Lost 1-2 | -171419 |
| 7sealed | 765 | Matsumoto, Youhei (1462) | Lost 0-2 | -181401 |
| top | average opponent: 1469record: 2-5 | new rating: 1401 | ||
| Grand Prix Kitakyushu 2013 (M14 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 300 | Oota, Yuuki (1640) | Won 2-1 | +211521 |
| 2standard | 3 | Hoshino, Yohei (1717) | Lost 0-2 | -151506 |
| 3standard | 436 | Sawai, Hajime (1533) | Lost 1-2 | -171489 |
| 4standard | 413 | Nakashima, Hajime (1720) | Lost 0-2 | -141475 |
| 5standard | 469 | Lahtela, Samu (1463) | Lost 0-2 | -181457 |
| 6standard | 466 | Kuwashiro, Yoshiyuki (1369) | Lost 0-2 | -201437 |
| 7standard | 409 | Inami, Yuuki (1393) | Won 2-1 | +171454 |
| 8standard | 343 | Lee, Yul Jae (1448) | Lost 0-2 | -181436 |
| 9standard | 300 | Masuyama, Yuko (1195) | Won 2-0 | +141450 |
| top | average opponent: 1498record: 3-6 | new rating: 1450 | ||