Yamaguchi, Shingo
Current rating: 1471
Record: 3-5
| Grand Prix Nagoya 2019 (ELD standard) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 390 | Kobayashi, Takahito (1954) | Won 2-0 | +261508 |
| 2standard | 182 | Hanano, Tetsuaki (1390) | Lost 1-2 | -201488 |
| 3standard | 506 | Matsumoto, Yuki 042 (1500) | Won 2-0 | +191507 |
| 4standard | 447 | Fujioka, Kazato (1499) | Lost 0-2 | -191488 |
| 5standard | 496 | Fukuda, Yuuya (1517) | Lost 0-2 | -171471 |
| average opponent: 1572record: 2-3 | new rating: 1471 | |||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 59 | Hiramatsu, Naoto (1500) | Won 2-1 | +181518 |
| 2sealed | 219 | Takeda, Hiroya (1464) | Lost 1-2 | -191499 |
| 3sealed | 244 | Usami, Taro (1580) | Lost 1-2 | -171482 |
| average opponent: 1514record: 1-2 | new rating: 1482 | |||