Kousaka, Shinichi
Current rating: 1514
Record: 12-11-4
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1551 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 538 | Miyake, Yousuke (1572) | Lost 0-2 | -181533 |
| 2sealed | 827 | Takahasi, Yuta5171 (1498) | Lost 0-2 | -181515 |
| 3sealed | 1040 | Fujihara, Yuki (1463) | Won 2-0 | +171532 |
| 4sealed | 1043 | Mori, Yuki (1529) | Lost 0-2 | -181514 |
| top | average opponent: 1516record: 1-3 | new rating: 1514 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1550 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 526 | Novitovic, Dejan (1499) | Draw 1-1 | -11549 |
| 2sealed | 596 | Kawaguchi, Toshifumi (1515) | Draw 1-1 | 01549 |
| 3sealed | 1076 | Goto, Keisuke (1498) | Won 2-1 | +171566 |
| 4sealed | 827 | Asahara, Akira (1825) | Lost 0-2 | -141552 |
| 5sealed | 975 | Hayashi, Nobuhiko (1470) | Won 2-0 | +171569 |
| 6sealed | 756 | Kawamura, Akihiro (1584) | Lost 0-2 | -181551 |
| top | average opponent: 1565record: 2-2-2 | new rating: 1551 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1459 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 897 | Harada, Daisaku (1593) | Draw 1-1 | +31462 |
| 2sealed | 861 | Igarashi, Taku (1502) | Won 2-0 | +181480 |
| 3sealed | 839 | Traboco, Manuel (1463) | Won 2-0 | +181498 |
| 4sealed | 715 | Wada, Yuusaku (1496) | Draw 1-1 | 01498 |
| 5sealed | 820 | Andou, Ryou (1494) | Won 2-0 | +181516 |
| 6sealed | 737 | Sashida, Tomoro (1410) | Won 2-0 | +161532 |
| 7sealed | 682 | Tsumura, Kenji (1621) | Won 2-0 | +191551 |
| 8sealed | 647 | Ueda, Tadahiko (1289) | Won 2-1 | +141565 |
| 9sealed | 627 | Koyama, Kenta (1744) | Lost 0-2 | -151550 |
| top | average opponent: 1512record: 6-1-2 | new rating: 1550 | ||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 724 | Umemura, Kazuki (1500) | Won 2-0 | +181518 |
| 2sealed | 647 | Ikumi, Syun (1520) | Lost 0-2 | -181500 |
| 3sealed | 836 | Colobong, John (1468) | Won 2-0 | +171517 |
| 4sealed | 634 | Itou, Tomoya (1547) | Lost 1-2 | -171500 |
| 5sealed | 701 | Yokokawa, Takayuki (1465) | Lost 1-2 | -191481 |
| 6sealed | 765 | Matsumoto, Youhei (1480) | Won 2-0 | +181499 |
| 7sealed | 742 | Sakata, Akinori (1255) | Lost 0-2 | -221477 |
| 8sealed | 704 | Hirabayashi, Yuki1029 (1483) | Lost 1-2 | -181459 |
| top | average opponent: 1465record: 3-5 | new rating: 1459 | ||