Takahashi, Kotaro
Current rating: 1481
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 72 | Kondou, Shin (1428) | Lost 0-2 | -201499 |
| 2sealed | 734 | Sashida, Tomoro (1496) | Lost 1-2 | -181481 |
| top | average opponent: 1462record: 0-2 | new rating: 1481 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1506 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 822 | Takamizu, Tomohiro (1695) | Lost 0-2 | -141492 |
| 2sealed | 808 | Yoshida, Kazuki (1483) | Won 2-0 | +181510 |
| 3sealed | 997 | Nagai, Masato (1479) | Won 2-1 | +171527 |
| 4sealed | 561 | Miyake, Kyohei (1831) | Lost 0-2 | -131514 |
| 5sealed | 702 | Yamagami, Yudai (1808) | Lost 1-2 | -121502 |
| 6sealed | 989 | Oobayashi, Naoki (1426) | Won 2-0 | +161518 |
| 7sealed | 767 | Kiyono, Shoya (1549) | Won 2-1 | +191537 |
| 8sealed | 569 | Kato, Yusuke9880 (1524) | Lost 1-2 | -181519 |
| top | average opponent: 1599record: 4-4 | new rating: 1519 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 269 | Nagamoto, Kouji (1502) | Won 2-1 | +181518 |
| 2standard | 170 | Ito, Takayuki (1518) | Lost 0-2 | -181500 |
| 3standard | 998 | Yaguchi, Daisuke (1520) | Won 2-1 | +181518 |
| 4standard | 664 | Nagase, Hirofumi (1479) | Draw 1-1 | 01518 |
| 5standard | 575 | Yotsumoto, Yuki (1898) | Lost 0-2 | -121506 |
| top | average opponent: 1583record: 2-2-1 | new rating: 1506 | ||