Kohigashi, Ryosuke
Current rating: 1416
| Grand Prix Kyoto 2007 (PLC standard) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 70 | Tamaru, Masashi (1500) | Lost 1-2 | -171429 |
| 2standard | 239 | Michibata, Tatsuya (1479) | Lost 0-2 | -171412 |
| 3standard | 326 | Kitaura, Hidenori (1462) | Won 2-0 | +191431 |
| 4standard | 362 | Ueno, Takamasa (1570) | Lost 0-2 | -151416 |
| top | average opponent: 1503record: 1-3 | new rating: 1416 | ||
| Grand Prix Kyoto 2003 (LGN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 163 | Ohara, Takashi (1500) | Lost 1-2 | -181482 |
| 2sealed | 254 | Ogaki, Atsushi (1510) | Lost 0-2 | -181464 |
| 3sealed | 268 | Matsui, Hiroyuki (1464) | Lost 0-2 | -181446 |
| top | average opponent: 1491record: 0-3 | new rating: 1446 | ||
| Grand Prix Kobe 2001 (Invasion block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 42 | Shiino, Youichi (1500) | Won 2-0 | +181518 |
| 2block | 275 | Sato, Mitsunori (1535) | Won 2-1 | +181536 |
| 3block | 1 | Moriyama, Dai (1504) | Lost 0-2 | -181518 |
| 4block | 257 | Okada, Ryoji (1519) | Lost 0-2 | -181500 |
| 5block | 363 | Nagamine, Kazuki (1500) | Won 2-1 | +181518 |
| 6block | 261 | Tanaka, Hideki (1518) | Lost 1-2 | -181500 |
| top | average opponent: 1513record: 3-3 | new rating: 1500 | ||