Kawashima, Masashi
Current rating: 1631
Record: 27-22-1
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1541 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 513 | Usuzawa, Yuuki (1555) | Lost 1-2 | -171524 |
| 2sealed | 666 | Komada, Shun (1555) | Won 2-0 | +181542 |
| 3sealed | 850 | Okamoto, Masahiro4209 (1554) | Won 2-0 | +191561 |
| 4sealed | 491 | Iitsuka, Yuuki (1588) | Won 2-0 | +181579 |
| 5sealed | 308 | Sekine, Hiroya (1473) | Won 2-1 | +161595 |
| 6sealed | 206 | Ji, Yuanming (1560) | Won 2-0 | +171612 |
| 7sealed | 109 | Kumada, Keiichiro (1810) | Won 2-0 | +221634 |
| 8sealed | 87 | Takakuwa, Akihiro (1677) | Won 2-0 | +191653 |
| 9sealed | 49 | Nishida, Keisuke (1633) | Won 2-0 | +171670 |
| 10draft | 64 | Ando, Akira (1634) | Lost 1-2 | -181652 |
| 11draft | 61 | Demura, Mitsuhiro (1534) | Won 2-0 | +161668 |
| 12draft | 58 | Sasaki, Yuuki (1741) | Lost 0-2 | -171651 |
| 13draft | 198 | Furusato, Hiroshi (1568) | Lost 1-2 | -201631 |
| 14draft | 19 | Higashimori, Kazunori (1589) | Won 2-1 | +181649 |
| 15draft | 85 | Matsuyama, Satoshi (1672) | Lost 0-2 | -181631 |
| top | average opponent: 1609record: 10-5 | new rating: 1631 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1545 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 154 | Mochizuki, Yuusuke (1858) | Won 2-1 | +241569 |
| 4standard | 30 | Fukuki, Akito (1502) | Won 2-1 | +161585 |
| 5standard | 22 | Ebitani, Keisuke (1772) | Lost 1-2 | -141571 |
| 6standard | 195 | Ishiwata, Kouichi (1700) | Lost 0-2 | -161555 |
| 7standard | 314 | Shigehara, Toshinori (1897) | Lost 1-2 | -121543 |
| 8standard | 831 | Kuraishi, Yosiki (1491) | Lost 1-2 | -191524 |
| 9standard | 706 | Matsuzawa, Takuya (1489) | Won 2-1 | +171541 |
| top | average opponent: 1673record: 3-4 | new rating: 1541 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1513 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 51 | Matsuo, Keisuke (1509) | Lost 1-2 | -181495 |
| 4sealed | 439 | Isomura, Kengo (1532) | Won 2-0 | +191514 |
| 5sealed | 286 | Suzuki, Ryuuichi (1479) | Won 2-0 | +171531 |
| 6sealed | 331 | Kusadani, Takehiko (1695) | Won 2-1 | +211552 |
| 7sealed | 78 | Hirose, Yoshiyuki (1552) | Lost 0-2 | -181534 |
| 8sealed | 354 | Baba, Yasunori (1781) | Won 2-0 | +221556 |
| 9sealed | 154 | Hirano, Mikita (1647) | Lost 1-2 | -161540 |
| 10draft | 130 | Miyake, Yoshio (1593) | Lost 0-2 | -171523 |
| 11draft | 136 | Ushikubo, Kenichi (1528) | Won 2-1 | +181541 |
| 12draft | 133 | Gotou, Hiroyuki (1650) | Lost 1-2 | -161525 |
| 13draft | 70 | Kashiwagi, Yuki (1518) | Won 2-0 | +181543 |
| 14draft | 59 | Ikebata, Ryou (1649) | Lost 0-2 | -161527 |
| 15draft | 46 | Hiraoka, Shigenori (1533) | Won 2-1 | +181545 |
| top | average opponent: 1590record: 7-6 | new rating: 1545 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1507 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 434 | Sato, Rei (1851) | Lost 0-2 | -121495 |
| 2standard | 811 | Nomoto, Hidetaka (1651) | Lost 0-2 | -151480 |
| 3standard | 1181 | Kawamura, Kazuyuki (1458) | Won 2-1 | +171497 |
| 4standard | 1105 | Norita, Yuuki (1452) | Won 2-0 | +171514 |
| 5standard | 907 | Matsuda, Issei (1512) | Lost 0-2 | -181496 |
| 6standard | 819 | Asai, Yuuki (1480) | Won 2-1 | +181514 |
| 7standard | 680 | Kubo, Kenichi (1501) | Draw 1-1 | 01514 |
| 8standard | 556 | Masuda, Shougo (1485) | Lost 1-2 | -191495 |
| 9standard | 505 | Nohara, Hiromitsu (1485) | Won 1-0 | +181513 |
| top | average opponent: 1542record: 4-4-1 | new rating: 1513 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 662 | Kamei, Hiroto (1585) | Won 2-0 | +201520 |
| 2sealed | 774 | Ogawa, Takashi (1515) | Lost 0-2 | -191501 |
| 3sealed | 947 | Satou, Masanori (1675) | Won 2-0 | +221523 |
| 4sealed | 890 | Nakano, Shinji (1502) | Lost 1-2 | -191504 |
| 5sealed | 887 | Sakagami, Taichi (1435) | Won 2-0 | +171521 |
| 6sealed | 869 | Yonezawa, Musashi (1731) | Lost 0-2 | -141507 |
| top | average opponent: 1574record: 3-3 | new rating: 1507 | ||