Yakabe, Hikaru
Current rating: 1511
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1531 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 746 | Muramatsu, Yoshiyuki (1450) | Lost 0-2 | -201511 |
| top | record: 0-1 | new rating: 1511 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1522 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2254 | Itimura, Kouhei (1500) | Lost 1-2 | -181504 |
| 2sealed | 2279 | Katou, Yuusuke (1482) | Won 2-0 | +171521 |
| 3sealed | 2251 | Hamachiyo, Takahiro (1539) | Lost 0-2 | -171504 |
| 4sealed | 2333 | Sakane, Takumi (1434) | Lost 1-2 | -201484 |
| 5sealed | 2363 | Hunada, Eiichi (1464) | Won 2-0 | +181502 |
| 6sealed | 2281 | Romling, Gaby (1430) | Won 2-0 | +171519 |
| 7sealed | 2219 | Hinohara, Toyokazu (1364) | Won 2-1 | +151534 |
| 8sealed | 2155 | Goh, Jien Sheng (1440) | Won 2-0 | +161550 |
| 9sealed | 2112 | Iskandar, Nik (1466) | Lost 0-2 | -191531 |
| top | average opponent: 1458record: 5-4 | new rating: 1531 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1091 | Fujita, Osamu (1747) | Lost 1-2 | -141486 |
| 2modern | 1034 | Ito, Yuuichi (1483) | Lost 0-1 | -181468 |
| 3modern | 1183 | Mizutani, Yuki (1464) | Won 2-0 | +181486 |
| 4modern | 1186 | Tamura, Shingo (1483) | Lost 1-2 | -181468 |
| 5modern | 1164 | Fujiwara, Kotaro (1462) | Won 2-1 | +181486 |
| 6modern | 1035 | Sunakawa, Keiji (1519) | Won 2-0 | +191505 |
| 7modern | 987 | Onishi, Kouhei (1528) | Won 2-0 | +181523 |
| 8modern | 903 | Mochiduki, Masashi (1540) | Won 2-0 | +181541 |
| 9modern | 821 | Sugiyama, Wataru (1473) | Lost 1-2 | -191522 |
| top | average opponent: 1522record: 5-4 | new rating: 1522 | ||