Koseki, Kouta
Current rating: 1608
Record: 42-34
Grand Prix Shizuoka 2018 (legacy) (legacy) | starting rating: 1600 | |||
round | table | opponent (rating) | result | Δrating |
1legacy | 275 | Nisimoto, Takuo (1377) | Won 2-0 | +141614 |
2legacy | 263 | Morishima, Ryouta (1475) | Lost 1-2 | -211593 |
3legacy | 543 | Nisikawa, Yuuki (1483) | Won 2-1 | +161609 |
4legacy | 185 | Obata, Koji (1464) | Won 2-0 | +161625 |
5legacy | 102 | Akita, Naoto (1526) | Won 2-1 | +161641 |
6legacy | 77 | Kuribayashi, Takayuki (1534) | Lost 1-2 | -201621 |
7legacy | 214 | He, Yue 8578 (1918) | Lost 1-2 | -131608 |
top | average opponent: 1540record: 4-3 | new rating: 1608 |
Grand Prix Kobe 2017 (modern) | starting rating: 1550 | |||
round | table | opponent (rating) | result | Δrating |
3modern | 387 | Hart, Jacob (1722) | Won 2-1 | +211571 |
4modern | 286 | Katagiri, Shinichi (1642) | Lost 0-2 | -161555 |
5modern | 459 | Sakamoto, Taiga (1500) | Won 2-1 | +171572 |
6modern | 211 | Masuda, Hiroki (1551) | Won 2-0 | +171589 |
7modern | 128 | Shimizu, Ryouta (1702) | Lost 1-2 | -161573 |
8modern | 324 | Yamamoto, Hideaki (1575) | Won 2-1 | +181591 |
9modern | 220 | Nakamura, Yuki 8131 (1698) | Won 2-0 | +201611 |
10modern | 68 | Che, Ling (1803) | Won 2-1 | +221633 |
11modern | 37 | Nagumo, Kazuya (1611) | Lost 0-2 | -191614 |
12modern | 188 | Yamane, Yuuki (1626) | Lost 0-2 | -171597 |
13modern | 216 | Furukawa, Hiroki (1787) | Won 2-1 | +211618 |
14modern | 128 | Asai, Kyosuke (1593) | Lost 1-2 | -181600 |
top | average opponent: 1651record: 7-5 | new rating: 1600 |
Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1607 | |||
round | table | opponent (rating) | result | Δrating |
3standard | 456 | Horikoshi, Takayuki (1677) | Lost 1-2 | -171590 |
4standard | 716 | Hashimoto, Hiromune (1488) | Lost 1-2 | -201570 |
5standard | 797 | Koide, Yukua (1470) | Lost 1-2 | -201550 |
top | average opponent: 1545record: 0-3 | new rating: 1550 |
Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1636 | |||
round | table | opponent (rating) | result | Δrating |
2standard | 11 | Shingo, Tanaka (1561) | Won 2-1 | +171653 |
3standard | 416 | Shimazu, Yoshiki (1544) | Lost 0-2 | -201633 |
4standard | 769 | Ogawara, Youhei (1489) | Lost 1-2 | -211612 |
5standard | 846 | Li, Chi (1619) | Lost 0-2 | -181594 |
6standard | 1206 | Hisamoto, Takashi (1501) | Won 2-1 | +171611 |
7standard | 1007 | Kondou, Shin (1508) | Won 2-0 | +161627 |
8standard | 630 | Kageyama, Koki (1511) | Lost 1-2 | -201607 |
top | average opponent: 1533record: 3-4 | new rating: 1607 |
Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1692 | |||
round | table | opponent (rating) | result | Δrating |
1sealed | 60 | Tanaka, Kisuke (1472) | Won 2-0 | +141706 |
2sealed | 402 | Akada, Yasunori (1599) | Won 2-1 | +161722 |
3sealed | 361 | Matsuda, Yukio (1495) | Lost 1-2 | -221700 |
4sealed | 777 | Masukado, Kenta (1602) | Lost 1-2 | -201680 |
5sealed | 812 | Suzuki, Ryo (1510) | Lost 1-2 | -211659 |
6sealed | 926 | Miyoshi, Nobumitsu (1391) | Lost 0-2 | -231636 |
top | average opponent: 1512record: 2-4 | new rating: 1636 |
Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1572 | |||
round | table | opponent (rating) | result | Δrating |
1standard | 234 | Taniguchi, Masayoshi (1520) | Lost 1-2 | -191553 |
2standard | 897 | Sugimoto, Renn (1409) | Won 2-1 | +151568 |
3standard | 764 | Nunotani, Kousuke (1594) | Won 2-0 | +191587 |
4standard | 347 | Sugizaki, Shunsuke (1519) | Won 2-1 | +161603 |
5standard | 312 | Nagae, Nobuyasu (1508) | Won 2-0 | +171620 |
6standard | 264 | Senba, Kotaro (1748) | Won 2-1 | +201640 |
7standard | 66 | Saito, Hirotsugu (1754) | Won 2-0 | +201660 |
8standard | 97 | Kitaoka, Takaaki (1574) | Lost 1-2 | -201640 |
9standard | 151 | Higuchi, Yuma (1565) | Won 2-1 | +171657 |
10standard | 144 | Yamakawa, Akihiro (1529) | Won 2-1 | +161673 |
11standard | 47 | Okada, Motohiro (1588) | Won 2-1 | +161689 |
12standard | 45 | Tanaka, Akira (1760) | Won 2-1 | +191708 |
13standard | 21 | Tsujikawa, Taiga (1720) | Won 2-0 | +191727 |
14standard | 8 | Miyata, Yuuya (1694) | Lost 1-2 | -191708 |
15standard | 33 | Gao, Tan (1804) | Lost 1-2 | -161692 |
top | average opponent: 1619record: 11-4 | new rating: 1692 |
Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1539 | |||
round | table | opponent (rating) | result | Δrating |
1sealed | 320 | Cronin, Sean (1482) | Won 2-0 | +171556 |
2sealed | 137 | Nanjo, Masashi (1637) | Won 2-1 | +191575 |
3sealed | 107 | Rosinski, Dennis (1657) | Lost 1-2 | -161559 |
4sealed | 360 | Sawa, Masaki (1514) | Won 2-0 | +171576 |
5sealed | 208 | Umezawa, Hitoshi (1490) | Won 2-0 | +161592 |
6sealed | 42 | Ikeda, Hiroaki (1499) | Won 2-0 | +171609 |
7sealed | 80 | Yamamoto, Keiichi (1594) | Lost 1-2 | -191590 |
8sealed | 100 | Kamei, Kento (1555) | Lost 1-2 | -181572 |
top | average opponent: 1554record: 5-3 | new rating: 1572 |
Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1540 | |||
round | table | opponent (rating) | result | Δrating |
1sealed | 290 | Kimura, Shoji (1521) | Won 2-0 | +171557 |
2sealed | 41 | Ishii, Kenta (1530) | Won 2-0 | +181575 |
3sealed | 88 | Orihara, Jun (1606) | Lost 1-2 | -181557 |
4sealed | 237 | Kobayashi, Atsumu (1520) | Lost 0-2 | -181539 |
top | average opponent: 1544record: 2-2 | new rating: 1539 |
Grand Prix Yokohama 2010 (extended) | starting rating: 1518 | |||
round | table | opponent (rating) | result | Δrating |
1extended | 416 | Aihara, Hironori (1377) | Won 2-1 | +161534 |
2extended | 151 | Hirabuki, Tomo (1521) | Won 2-1 | +181552 |
3extended | 44 | Kowal, Brian (1688) | Lost 1-2 | -161536 |
4extended | 137 | Nonaka, Kentarou (1709) | Won 2-1 | +211557 |
5extended | 124 | Hashimoto, Yuu (1702) | Lost 0-2 | -151542 |
6extended | 284 | Shimodouzono, Shintaro (1486) | Won 2-0 | +171559 |
7extended | 151 | Kamei, Kazuhiko (1495) | Lost 0-2 | -191540 |
top | average opponent: 1568record: 4-3 | new rating: 1540 |
Grand Prix Niigata 2009 (M10 limited) | starting rating: 1500 | |||
round | table | opponent (rating) | result | Δrating |
1sealed | 149 | Tamaki, Yuusuke (1500) | Won 2-0 | +181518 |
2sealed | 121 | Chao, Peter (1620) | Lost 0-2 | -161502 |
3sealed | 246 | Shiroza, Shinichiro (1569) | Lost 0-2 | -171485 |
4sealed | 249 | Okauchi, Yuuta (1408) | Won 2-1 | +171502 |
5sealed | 212 | Miura, Yushiro (1386) | Won 2-1 | +161518 |
6sealed | 113 | Tanaka, Yu (1545) | Won 2-1 | +181536 |
7sealed | 141 | Kobashi, Motoki (1554) | Lost 0-2 | -181518 |
top | average opponent: 1512record: 4-3 | new rating: 1518 |