Furukawa, Ryouichi
Current rating: 1514
| Grand Prix Nagoya 2019 (ELD standard) | starting rating: 1538 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 243 | Iida, Ryunosuke (1450) | Lost 0-2 | -191519 |
| 2standard | 466 | Mori, Yuki (1279) | Won 2-1 | +131532 |
| 3standard | 717 | Matsushima, Tsutomu (1333) | Won 2-0 | +151547 |
| 4standard | 350 | Moriya, Ryo (1696) | Lost 1-2 | -151532 |
| 5standard | 524 | Hojo, Makoto (1570) | Lost 0-2 | -181514 |
| top | average opponent: 1466record: 2-3 | new rating: 1514 | ||
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 322 | Maeda, Kouki (1581) | Lost 0-2 | -171503 |
| 2sealed | 803 | Zhang, Jingchun (1321) | Won 2-0 | +151518 |
| 3sealed | 642 | Ishikura, Nobuyuki (1622) | Won 2-1 | +201538 |
| 4sealed | 400 | Yoshimoto, Takashi (1353) | Won 2-1 | +151553 |
| 5sealed | 384 | Saito, Tomohiro (1504) | Won 2-1 | +171570 |
| 6sealed | 142 | Yasuda, Seita (1712) | Lost 1-2 | -161554 |
| 7sealed | 334 | Kadota, Shinichi (1667) | Lost 1-2 | -161538 |
| top | average opponent: 1537record: 4-3 | new rating: 1538 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 554 | Harashima, Kenichi (1537) | Lost 0-2 | -171483 |
| 2sealed | 810 | Tatebe, Takayuki (1462) | Won 2-1 | +171500 |
| 3sealed | 962 | Shimojo, Koji (1471) | Won 2-1 | +181518 |
| 4sealed | 336 | Tokuyama, Yutaro (1519) | Lost 1-2 | -181500 |
| 5sealed | 853 | Chiba, Yuki (1502) | Won 2-0 | +181518 |
| 6sealed | 341 | Kanayama, Ryo (1539) | Won 2-0 | +181536 |
| 7sealed | 306 | Tsukagoshi, Tadaki (1648) | Lost 1-2 | -161520 |
| top | average opponent: 1525record: 4-3 | new rating: 1520 | ||