Kotabe, Hayato
Current rating: 1462
Record: 5-7
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1444 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 951 | Satou, Kengo (1391) | Won 2-0 | +171461 |
| 2standard | 656 | Kimura, Yu (1520) | Lost 1-2 | -171444 |
| 3standard | 943 | Kanazawa, Daiki (1537) | Won 2-0 | +201464 |
| 4standard | 862 | Yamane, Yuuki (1419) | Lost 0-2 | -191445 |
| 5standard | 908 | Namikoshi, Tomoya (1502) | Won 2-1 | +191464 |
| 6standard | 553 | Suda, Mitsuharu (1518) | Won 2-0 | +191483 |
| 7standard | 525 | Houjo, Chihiro (1362) | Lost 0-2 | -201463 |
| 8standard | 882 | Shindou, Syouhei (1516) | Lost 0-2 | -171446 |
| 9standard | 758 | Sato, Daisuke (1347) | Won 2-0 | +161462 |
| average opponent: 1457record: 5-4 | new rating: 1462 | |||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 683 | Ariyoshi, Daisuke (1414) | Lost 1-2 | -201480 |
| 2sealed | 764 | Matono, Kyouhei (1474) | Lost 0-2 | -181462 |
| 3sealed | 884 | Takezaki, Rei (1448) | Lost 1-2 | -181444 |
| average opponent: 1445record: 0-3 | new rating: 1444 | |||