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Hirai, Kenta
Current rating: 1615

Grand Prix Kitakyushu 2005 (extended) starting rating: 1566
round table opponent (rating) result Δrating
1extended 25 Ogura, Shigeru (1433) Won 2-0 +151581
2extended 35 Kubo, Tadayoshi (1489) Lost 1-2 -191562
3extended 78 Matsumura, Takehiko (1590) Won 2-1 +181580
4extended 84 Nakazuka, Yuuki (1509) Won 2-1 +171597
5extended 27 Nakamura, Yuusuke (1549) Won 2-0 +171614
6extended 17 Nakamura, Satoshi (1637) Lost 1-2 -181596
7extended 48 Nakatani, Haruki (1615) Won 2-1 +191615
top average opponent: 1546record: 5-2 new rating: 1615

Grand Prix Matsuyama 2005 (BOK limited) starting rating: 1567
round table opponent (rating) result Δrating
1sealed 104 Kou, Nobuaki (1475) Won 2-0 +161583
2sealed 66 Kawano, Tatsurou (1465) Won 1-0 +161599
3sealed 13 Kubota, Kenta (1652) Lost 1-2 -171582
4sealed 70 Harada, Takashi (1518) Won 2-1 +171599
5sealed 75 Nakamura, Takahiro (1507) Won 2-1 +161615
6sealed 48 Kashihara, Motonori (1538) Lost 1-2 -191596
7sealed 55 Ikeda, Tsuyoshi (1819) Lost 0-2 -141582
8sealed 76 Sutou, Takuo (1673) Lost 0-2 -161566
top average opponent: 1581record: 4-4 new rating: 1566

Grand Prix Okayama 2004 (extended) starting rating: 1531
round table opponent (rating) result Δrating
1extended 103 Ikezaki, Yutaro (1462) Won 2-1 +171548
2extended 54 Okada, Kou (1681) Draw 1-1 +21550
3extended 75 Fujiwara, Satoshi (1534) Draw 1-1 01550
4extended 127 Nagayasu, Yoshinori (1536) Draw 1-1 -11549
5extended 138 Kitamura, Kensuke (1503) Won 2-0 +181567
6extended 102 Okutomi, Hiromitsu (1574) Lost 0-2 -181549
7extended 102 Nakamura, Kiyonari (1545) Won 2-1 +181567
8extended 73 Hirata, Shinya (1588) Draw 1-1 01567
top average opponent: 1553record: 3-1-4 new rating: 1567

Grand Prix Hiroshima 2003 (extended) starting rating: 1494
round table opponent (rating) result Δrating
1extended 95 Takafuji, Daisuke (1519) Draw 1-1 +11495
2extended 106 Yoshida, Mitsutaka (1303) Won 2-0 +141509
3extended 71 Minematsu, Kouzou (1538) Won 2-0 +191528
4extended 53 Ayama, Takashi (1556) Draw 1-1 01528
5extended 83 Itou, Shin (1551) Draw 1-1 +11529
6extended 73 Aoki, Yuichiro (1520) Won 2-0 +181547
7extended 71 Nakajima, Chikara (1668) Lost 0-2 -161531
top average opponent: 1522record: 3-1-3 new rating: 1531

Grand Prix Kobe 2001 (Invasion block) starting rating: 1428
round table opponent (rating) result Δrating
1block 199 Harada, Yohei (1500) Won 2-0 +191447
2block 292 Saika, Tadahiro (1500) Won 2-1 +191466
3block 164 Shinozaki, Yuu (1535) Lost 1-2 -161450
4block 321 Ogata, Kosaku (1517) Won 2-0 +191469
5block 187 Kawashima, Keisuke (Kumamoto) (1535) Lost 0-2 -171452
6block 231 Wada, Atsushi (1517) Won 2-1 +191471
7block 243 Tsuchiya, Nobuhiro (1484) Lost 0-2 -181453
8block 193 Horie, Manabu (1518) Won 2-1 +201473
9block 158 Maruyama, Tomohiro (1679) Won 2-0 +211494
top average opponent: 1532record: 6-3 new rating: 1494

Grand Prix Kyoto 2000 (extended) starting rating: 1500
round table opponent (rating) result Δrating
1extended 173 Kitamura, Mitsuhiro (1500) Draw 1-1 01500
2extended 185 Nose, Masahiro (1482) Lost 1-2 -181482
3extended 283 Murakami, Kodai (1482) Lost 0-2 -181464
4extended 314 Yoshizawa, Toshio (1464) Lost 0-2 -181446
5extended 301 Nishimura, Masaaki (1464) Lost 0-2 -181428
top average opponent: 1478record: 0-4-1 new rating: 1428