Kodama, Ryou
Current rating: 1565
Record: 8-5
| Grand Prix Yokohama 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 28 | Konno, Tomoyuki (1512) | Won 2-0 | +181518 |
| 2modern | 340 | Satou, Ryota8302 (1531) | Won 2-1 | +181536 |
| 3modern | 6 | Fujii, Yuusaku (1528) | Lost 1-2 | -181518 |
| 4modern | 319 | Morozumi, Ryota (1513) | Won 2-1 | +181536 |
| 5modern | 241 | Oku, Yusuke (1440) | Won 2-0 | +161552 |
| 6modern | 143 | Matsui, Hideyuki (1510) | Won 2-0 | +181570 |
| 7modern | 42 | Yamada, Mitsuhiro (1526) | Won 2-1 | +171587 |
| 8modern | 47 | Ishii, Takateru (1600) | Won 2-1 | +181605 |
| 9modern | 62 | Wada, Yuki (1925) | Lost 1-2 | -121593 |
| 10modern | 48 | Terasawa, Kazuya (1805) | Lost 0-2 | -141579 |
| 11modern | 119 | Yang, Liyan (1843) | Won 2-0 | +221601 |
| 12modern | 119 | Miura, Daichi (1584) | Lost 0-2 | -181583 |
| 13modern | 153 | Yamada, Yusuke (1574) | Lost 1-2 | -181565 |
| average opponent: 1607record: 8-5 | new rating: 1565 | |||