Sou, Keika
Current rating: 1554
| Grand Prix Kuala Lumpur 2010 (WWK standard) | starting rating: 1494 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 150 | Liew, Gerry (1500) | Won 2-0 | +181512 |
| 2standard | 61 | Capili, Tristan (1556) | Won 2-0 | +191531 |
| 3standard | 1 | Santiago, Rainier (1521) | Lost 1-2 | -181513 |
| 4standard | 93 | Lim, Edwin Voon Fei (1717) | Won 2-0 | +211534 |
| 5standard | 69 | To, Chun Him (1482) | Draw 1-1 | -11533 |
| 6standard | 82 | Alivio, Ramon (1536) | Won 2-0 | +181551 |
| 7standard | 52 | Boonyasatian, Surachaste (1638) | Lost 1-2 | -161535 |
| 8standard | 88 | Rosdin, Razif (1597) | Won 2-1 | +191554 |
| top | average opponent: 1568record: 5-2-1 | new rating: 1554 | ||
| Grand Prix Kitakyushu 2009 (ZEN limited) | starting rating: 1506 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 64 | Umeno, Yoshihiro (1728) | Lost 0-2 | -141492 |
| 2sealed | 197 | Yoshinaga, Yuuya (1483) | Won 2-0 | +181510 |
| 3sealed | 132 | Okauchi, Yuuta (1396) | Lost 0-2 | -201490 |
| 4sealed | 182 | Maeda, Tatsuki (1485) | Won 2-0 | +181508 |
| 5sealed | 168 | Marcik, Michal (1722) | Lost 1-2 | -141494 |
| top | average opponent: 1563record: 2-3 | new rating: 1494 | ||
| Grand Prix Kyoto 2003 (LGN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 180 | Yamashita, Ryusuke (1483) | Won 2-1 | +181518 |
| 2sealed | 168 | Kondo, Takahito (1483) | Won 2-0 | +171535 |
| 3sealed | 81 | Yamagishi, Yuichi (1583) | Lost 0-2 | -171518 |
| 4sealed | 81 | Lee, Kil-Ho (1497) | Won 2-0 | +181536 |
| 5sealed | 79 | Ando, Nobuhiro (1644) | Lost 1-2 | -161520 |
| 6sealed | 157 | Ito, Yoshimasa (1551) | Won 2-0 | +181538 |
| 7sealed | 70 | Okamoto, Jin (1820) | Lost 0-2 | -131525 |
| 8sealed | 85 | Yagi, Wataru (1482) | Lost 0-2 | -191506 |
| top | average opponent: 1568record: 4-4 | new rating: 1506 | ||