Nagai, Kentarou
Current rating: 1484
Record: 19-20-1
| Grand Prix Kobe 2017 (modern) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 695 | Fujiwara, Kazuki (1501) | Won 2-0 | +181497 |
| 2modern | 346 | Yokoyama, Takaya (1478) | Lost 1-2 | -181479 |
| 3modern | 1104 | Sugisawa, Tsuyoshi (1564) | Won 2-1 | +201499 |
| 4modern | 464 | Akase, Daisuke (1438) | Won 2-1 | +171516 |
| 5modern | 203 | Yang, Eunje (1534) | Won 2-0 | +181534 |
| 6modern | 376 | Huang, Yung-Ming (1884) | Lost 1-2 | -121522 |
| 7modern | 440 | Komori, Hiroaki (1500) | Lost 1-2 | -181504 |
| 8modern | 636 | Kakimoto, Yuki (1414) | Lost 1-2 | -201484 |
| top | average opponent: 1539record: 4-4 | new rating: 1484 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 765 | Hoshino, Yoshitaka (1500) | Won 2-1 | +181534 |
| 2sealed | 852 | Nomura, Takashi (1518) | Lost 0-2 | -191515 |
| 3sealed | 912 | Yamamoto, Masafumi (1500) | Lost 1-2 | -181497 |
| 4sealed | 1078 | Tanaka, Kento (1488) | Lost 1-2 | -181479 |
| top | average opponent: 1501record: 1-3 | new rating: 1479 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1572 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 114 | Hashimoto, Syohei (1570) | Lost 0-2 | -181554 |
| 2modern | 479 | Nagao, Kengo (1594) | Lost 1-2 | -171537 |
| 3modern | 544 | Nakae, Kazusi (1399) | Lost 0-2 | -211516 |
| top | average opponent: 1521record: 0-3 | new rating: 1516 | ||
| Grand Prix Okayama 2008 (ALA limited) | starting rating: 1540 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 225 | aoki, takeo (1500) | Won 0-0 | +171557 |
| 2sealed | 159 | Shimada, Hiroya (1592) | Won 2-1 | +191576 |
| 3sealed | 95 | Tsuchida, Yuuki (1542) | Lost 1-2 | -191557 |
| 4sealed | 83 | Tsai, Chih-Chun (1541) | Won 2-1 | +181575 |
| 5sealed | 112 | Shimomura, Takuya (1516) | Lost 0-2 | -191556 |
| 6sealed | 146 | Kusadani, Takehiko (1528) | Won 2-0 | +171573 |
| 7sealed | 34 | Momiki, Hayami (1533) | Won 2-0 | +181591 |
| 8sealed | 75 | Shimomura, Tetsuya (1547) | Lost 0-2 | -191572 |
| top | average opponent: 1537record: 5-3 | new rating: 1572 | ||
| Grand Prix Kitakyushu 2007 (LRW limited) | starting rating: 1558 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 76 | Yamada, Tsutomu (1547) | Lost 1-2 | -181540 |
| 2sealed | 109 | Tashiro, Kouichi (1537) | Lost 0-2 | -181522 |
| 3sealed | 141 | Kurihara, Tomo (1592) | Won 2-1 | +191541 |
| 4sealed | 145 | Oogushi, Hiroki (1480) | Lost 0-2 | -191522 |
| 5sealed | 130 | Akimoto, Yasuhide (1484) | Won 2-0 | +181540 |
| 6sealed | 115 | Nomura, Eiji (1660) | Lost 1-2 | -161524 |
| 7sealed | 36 | Iki, Youichi (1469) | Draw 1-1 | -11523 |
| 8sealed | 17 | Okada, Norihiro (1479) | Won 2-0 | +171540 |
| top | average opponent: 1531record: 3-4-1 | new rating: 1540 | ||
| Grand Prix Kyoto 2007 (PLC standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 45 | Kubode, Satoshi (1535) | Lost 1-2 | -171483 |
| 2standard | 327 | Banno, Mamoru (1481) | Won 2-0 | +181501 |
| 3standard | 285 | Watai, Yohei (1500) | Lost 0-2 | -181483 |
| 4standard | 306 | Tanaka, Toshinori (1449) | Won 2-1 | +171500 |
| 5standard | 217 | Kitaoka, Takaaki (1493) | Won 2-1 | +181518 |
| 6standard | 144 | Hirashima, Yuutarou (1470) | Won 2-1 | +171535 |
| 7standard | 156 | Takayama, Ryou (1594) | Won 2-1 | +191554 |
| 8standard | 78 | Tsunekawa, Shunsuke (1520) | Won 2-0 | +171571 |
| 9standard | 56 | Ishikawa, Ren (1852) | Lost 0-2 | -131558 |
| top | average opponent: 1544record: 6-3 | new rating: 1558 | ||