Kubota, Yuichi
Current rating: 1481
Record: 6-7-1
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2313 | Hata, Hideaki (1452) | Draw 1-1 | -11479 |
| 2sealed | 2265 | Nozawa, Naoki (1500) | Won 2-0 | +191498 |
| 3sealed | 2207 | Miyasaka, Sho (1507) | Lost 0-2 | -181480 |
| 4sealed | 2310 | Nagakubo, Yoshiya (1502) | Lost 1-2 | -181462 |
| 5sealed | 2351 | Kobayashi, Mitsuyasu (1498) | Won 2-1 | +191481 |
| average opponent: 1492record: 2-2-1 | new rating: 1481 | |||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1049 | Renger, Michael (1446) | Lost 0-2 | -191481 |
| 2sealed | 1075 | Hirayama, Teruaki (1482) | Lost 1-2 | -181463 |
| 3sealed | 1105 | Taniguchi, Yuki (1463) | Lost 1-2 | -181445 |
| 4sealed | 1121 | Yamaguchi, Katsuhiro (1444) | Won 2-1 | +181463 |
| 5sealed | 1045 | Liu, Keun-Lin (1432) | Won 2-1 | +171480 |
| 6sealed | 954 | Shimazu, Yoshiki (1448) | Lost 0-2 | -181462 |
| 7sealed | 932 | Takamizawa, Shigeyoshi (1467) | Won 2-1 | +181480 |
| 8sealed | 1022 | Kento, Hatao (1484) | Won 2-0 | +181498 |
| 9sealed | 971 | Yokono, Yuusuke (1479) | Lost 1-2 | -181480 |
| average opponent: 1461record: 4-5 | new rating: 1480 | |||