Otsu, Takeshi
Current rating: 1488
Record: 6-7-1
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 362 | Yamaguchi, Hiromitsu (1456) | Won 2-1 | +181483 |
| 2standard | 7 | Oyama, Tomonori (1518) | Lost 1-2 | -181465 |
| 3standard | 971 | Osanai, Takashi (1495) | Lost 0-2 | -171448 |
| 4standard | 1061 | Ogawa, Takumi (1458) | Won 2-0 | +181466 |
| 5standard | 655 | Sakata, Akira (1503) | Won 2-0 | +191485 |
| 6standard | 519 | Irie, Masafumi (1455) | Won 2-1 | +171502 |
| 7standard | 583 | Kambe, Kouichi (1541) | Won 2-0 | +191521 |
| 8standard | 227 | Deguchi, Koya (1591) | Lost 1-2 | -171504 |
| 9standard | 387 | Yu, Ching Kong (1603) | Lost 0-2 | -161488 |
| average opponent: 1513record: 5-4 | new rating: 1488 | |||
| Grand Prix Kyoto 2000 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 18 | Miyazaki, Kazuyuki (1500) | Won 2-1 | +181518 |
| 2extended | 45 | Shimada, Masatake (1579) | Lost 0-2 | -171501 |
| 3extended | 220 | Okano, Katsuya (1500) | Draw 1-1 | 01501 |
| 4extended | 228 | Furuichi, Hidenari (1482) | Lost 0-2 | -181483 |
| 5extended | 258 | Nagano, Munehisa (1482) | Lost 0-2 | -181465 |
| average opponent: 1509record: 1-3-1 | new rating: 1465 | |||