Endo, Koki
Current rating: 1521
Record: 5-4
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 69 | Tsunoda, Satoshi (1448) | Won 2-1 | +171517 |
| 2standard | 24 | Ohkuma, Atushi (1517) | Lost 1-2 | -181499 |
| 3standard | 816 | Watanabe, Kyohei2393 (1499) | Won 2-1 | +181517 |
| 4standard | 695 | Okuhara, Yuuki (1505) | Lost 1-2 | -181499 |
| 5standard | 820 | Kamo, Keisuke (1519) | Lost 1-2 | -181481 |
| 6standard | 1097 | Hayashi, Yukari (1417) | Won 2-1 | +171498 |
| 7standard | 765 | Tanaka, Takayuki7537 (1512) | Won 2-1 | +181516 |
| 8standard | 533 | Deguchi, Keizou (1573) | Won 2-1 | +191535 |
| 9standard | 336 | Sato, Kimihiko (1718) | Lost 1-2 | -141521 |
| average opponent: 1523record: 5-4 | new rating: 1521 | |||