Obayashi, Naoki (Hiroshima)
Current rating: 1515
Record: 4-3
| Grand Prix Kobe 2012 (DKA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 178 | Cher, Pohkuang (1486) | Won 2-0 | +181518 |
| 2sealed | 212 | Terao, Satoshi (1445) | Won 2-1 | +161534 |
| 3sealed | 117 | Swartz, Ben (1514) | Lost 1-2 | -181516 |
| 4sealed | 175 | Tarui, Ryota (1523) | Won 2-1 | +181534 |
| 5sealed | 213 | Tamura, Youhei (1476) | Lost 0-2 | -191515 |
| 6sealed | 179 | Yamanaka, Kazuki (1516) | Won 2-0 | +181533 |
| 7sealed | 191 | Youichi N., (1520) | Lost 0-2 | -181515 |
| average opponent: 1497record: 4-3 | new rating: 1515 | |||