Ibayashi, Kousuke
Current rating: 1409
Record: 2-7
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 170 | Asami, Seigi (1500) | Lost 1-2 | -181482 |
| 2sealed | 281 | Furutani, Yamato (1429) | Lost 0-2 | -191463 |
| 3sealed | 487 | Mochizuki, Masaru (1444) | Lost 0-2 | -181445 |
| 4sealed | 481 | Hisada, Ryouta (1446) | Lost 0-2 | -181427 |
| 5sealed | 444 | Tsuchida, Takashi (1431) | Won 2-0 | +181445 |
| 6sealed | 362 | Takano, Hayato (1439) | Lost 1-2 | -181427 |
| 7sealed | 302 | Okada, Kou (1442) | Lost 0-2 | -181409 |
| 8sealed | 253 | Koshimoto, Kazuki (1413) | Won 2-0 | +181427 |
| 9sealed | 201 | Iwasaki, Junya (1442) | Lost 1-2 | -181409 |
| average opponent: 1443record: 2-7 | new rating: 1409 | |||