Kodama, Hiroshi
Current rating: 1475
Record: 7-8-1
| Grand Prix Kitakyushu 2007 (LRW limited) | starting rating: 1537 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 52 | Weng, Li-Cheng (1482) | Lost 0-2 | -191518 |
| 2sealed | 136 | Uesugi, Fumiya (1480) | Draw 1-1 | -11517 |
| 3sealed | 126 | Murata, Kouji (1552) | Lost 0-2 | -171500 |
| 4sealed | 151 | Akimoto, Yasuhide (1465) | Lost 1-2 | -191481 |
| 5sealed | 139 | Nagaoka, Kazunori (1476) | Won 2-0 | +181499 |
| 6sealed | 122 | Abe, Motoki (1337) | Lost 1-2 | -211478 |
| 7sealed | 15 | Yamasaki, Sadaharu (1325) | Lost 1-2 | -211457 |
| 8sealed | 37 | Kamo, Riki (1448) | Won 2-1 | +181475 |
| average opponent: 1446record: 2-5-1 | new rating: 1475 | |||
| Grand Prix Matsuyama 2005 (BOK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2 | Tokura, Mikihiro (1445) | Won 2-1 | +171517 |
| 2sealed | 88 | Higashino, Masayuki (1705) | Lost 1-2 | -151502 |
| 3sealed | 82 | Hanaoka, Toshifumi (1409) | Won 2-1 | +171519 |
| 4sealed | 118 | Moriya, Jun (1498) | Won 2-0 | +171536 |
| 5sealed | 90 | Umezawa, Takumi (1525) | Lost 1-2 | -181518 |
| 6sealed | 111 | Yamane, Masahiro (1488) | Won 2-1 | +181536 |
| 7sealed | 54 | Ueda, Sunao (1592) | Lost 0-2 | -171519 |
| 8sealed | 72 | Hashizume, Nobuyuki (1531) | Won 2-0 | +181537 |
| average opponent: 1524record: 5-3 | new rating: 1537 | |||