Ogasawara, Ken
Current rating: 1503
Record: 8-8
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1542 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 187 | Itagaki, Ryuji (1518) | Won 2-0 | +181560 |
| 3standard | 60 | Hirayama, Shigetaka (1520) | Lost 0-2 | -191541 |
| 4standard | 122 | Mishio, Takenori (1487) | Won 2-0 | +171558 |
| 5standard | 90 | Fujimoto, Yosuke (1583) | Lost 1-2 | -171541 |
| 6standard | 225 | Takeuchi, Akinari (1583) | Lost 0-2 | -181523 |
| 7standard | 216 | Tsujimoto, Hideki (1501) | Lost 1-2 | -181505 |
| 8standard | 215 | Okumura, Tomotaka (1402) | Won 2-0 | +161521 |
| 9standard | 305 | Furutani, Yamato (1505) | Lost 0-2 | -181503 |
| average opponent: 1512record: 3-5 | new rating: 1503 | |||
| Grand Prix Yokohama 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 263 | Ikeda, Tomokazu (1467) | Won 2-0 | +171517 |
| 3modern | 68 | Aka, Shunsuke (1760) | Lost 1-2 | -131504 |
| 4modern | 245 | Amino, Kaoru (1403) | Won 2-1 | +161520 |
| 5modern | 145 | Suzuki, Fumito (1685) | Lost 1-2 | -151505 |
| 6modern | 278 | Adachi, Ryosuke (1356) | Won 2-0 | +151520 |
| 7modern | 310 | Kusakari, Yoshiharu (1537) | Won 2-0 | +181538 |
| 8modern | 118 | Tanahashi, Masayasu (1762) | Lost 0-2 | -141524 |
| 9modern | 218 | Ryouji I., (1517) | Won 2-0 | +181542 |
| average opponent: 1561record: 5-3 | new rating: 1542 | |||