Arakawa, Ryusei
Current rating: 1627
Record: 10-6
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1444 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 41 | Murakami, Souta (1741) | Won 2-1 | +241468 |
| 4sealed | 56 | Banba, Taiki (1660) | Won 2-0 | +211489 |
| 5sealed | 52 | Harada, Masato (1619) | Won 2-1 | +201509 |
| 6sealed | 65 | Nakamura, Kazuhiro (1606) | Won 2-0 | +201529 |
| 7sealed | 30 | Kitaoka, Hikaru (1613) | Won 2-0 | +201549 |
| 8sealed | 2 | Soh, Joe (2191) | Lost 0-2 | -81541 |
| 9sealed | 54 | Terasawa, Kazuya (1877) | Won 2-0 | +241565 |
| 10draft | 4 | Saito, Tomoharu (1954) | Won 2-0 | +251590 |
| 11draft | 104 | Nakano, Tatsuhito (1833) | Won 2-0 | +221612 |
| 12draft | 175 | Yasooka, Shota (2037) | Lost 1-2 | -111601 |
| 13draft | 3 | Li, Tianjian (1820) | Lost 0-2 | -141587 |
| 14draft | 3 | Suzuki, Ryo 4084 (1607) | Won 2-0 | +191606 |
| 15draft | 3 | Kashima, Akihiro (1798) | Won 2-1 | +211627 |
| average opponent: 1797record: 10-3 | new rating: 1627 | |||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 182 | Isoda, Tetsutaro (1500) | Lost 0-2 | -181482 |
| 2sealed | 852 | Agemura, Shota (1427) | Lost 1-2 | -191463 |
| 3sealed | 1030 | Baba, Fumitaka (1429) | Lost 1-2 | -191444 |
| average opponent: 1452record: 0-3 | new rating: 1444 | |||