Hayashi, Kazuya
Current rating: 1548
Record: 23-21-1
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1528 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 207 | Kudou, Kouji (1500) | Won 2-1 | +181546 |
| 2standard | 259 | Nakanishi, Yuusuke (1483) | Won 2-1 | +171563 |
| 3standard | 127 | Itou, Motoki (1691) | Lost 1-2 | -161547 |
| 4standard | 833 | Okada, Keita (1569) | Won 2-0 | +191566 |
| 5standard | 508 | Cho, Sejeong (1497) | Lost 1-2 | -201546 |
| 6standard | 640 | Koyama, Yuji (1694) | Lost 0-2 | -151531 |
| 7standard | 833 | Tsuruoka, Shouta (1557) | Lost 0-2 | -181513 |
| 8standard | 919 | Adachi, Toru (1482) | Won 2-1 | +181531 |
| 9standard | 715 | Iwasaki, Junya (1474) | Won 2-0 | +171548 |
| top | average opponent: 1550record: 5-4 | new rating: 1548 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1551 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 424 | Chou, Gyou (1573) | Lost 0-2 | -171534 |
| 2standard | 831 | Hoshino, Yoshitaka (1432) | Lost 1-2 | -201514 |
| 3standard | 1116 | Toyoda, Ryosuke (1500) | Lost 1-2 | -181496 |
| 4standard | 1141 | Mishiro, Kota (1445) | Lost 1-2 | -191477 |
| 5standard | 1093 | Matsui, Atsuko (1426) | Lost 1-2 | -191458 |
| 6standard | 963 | Yeow, Sin-Lin (1374) | Won 2-0 | +161474 |
| 7standard | 810 | Sekimoto, Wataru (1427) | Won 2-1 | +181492 |
| 8standard | 665 | Kamon, Hirofumi (1444) | Won 2-1 | +171509 |
| 9standard | 535 | Akita, Naoto (1608) | Won 2-0 | +191528 |
| top | average opponent: 1470record: 4-5 | new rating: 1528 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1488 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 201 | Ayama, Takashi (1745) | Won 2-1 | +231511 |
| 2legacy | 100 | Asazuma, Haruki (1520) | Won 2-0 | +181529 |
| 3legacy | 115 | Konokuchi, Yuuji (1500) | Won 2-0 | +181547 |
| 4legacy | 87 | Yoshino, Yorimoto (1535) | Won 2-1 | +171564 |
| 5legacy | 17 | Iwaide, Yoshitaka (1442) | Lost 0-2 | -201544 |
| 6legacy | 120 | Oldziey, Kalim (1784) | Won 2-1 | +221566 |
| 7legacy | 70 | Kato, Kensuke (1676) | Lost 0-2 | -161550 |
| 8legacy | 94 | Watanabe, Kazuki (1600) | Won 2-0 | +191569 |
| 9legacy | 62 | Murata, Atsushi (1582) | Lost 0-2 | -181551 |
| top | average opponent: 1598record: 6-3 | new rating: 1551 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1487 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 181 | Shimura, Takeshi (1464) | Draw 1-1 | 01487 |
| 2standard | 222 | Tanaka, Ryuuma (1500) | Won 2-1 | +181505 |
| 3standard | 195 | Tsukiji, Hiroyuki (1516) | Lost 1-2 | -181487 |
| 4standard | 279 | Endo, Susumu (1456) | Lost 0-2 | -181469 |
| 5standard | 332 | Ikeda, Taiki (1479) | Won 2-1 | +181487 |
| 6standard | 258 | Mochizuki, Katsuhiko (1515) | Won 2-0 | +181505 |
| 7standard | 188 | Kodama, Kentaro (1630) | Lost 0-2 | -151490 |
| 8standard | 193 | Kuwashiro, Yoshiyuki (1418) | Won 2-0 | +161506 |
| 9standard | 291 | Nagahiro, Masato (1507) | Lost 1-2 | -181488 |
| top | average opponent: 1498record: 4-4-1 | new rating: 1488 | ||
| Grand Prix Kitakyushu 2013 (M14 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 175 | Fukushima, Shungo (1426) | Won 2-1 | +171517 |
| 2standard | 196 | Matsumoto, Yuki2978 (1859) | Lost 1-2 | -121505 |
| 3standard | 468 | Ota, Masato (1500) | Won 2-0 | +181523 |
| 4standard | 238 | Lee, Dongkyu (1489) | Lost 1-2 | -191504 |
| 5standard | 302 | Ishikawa, Seiji (1456) | Lost 0-2 | -191485 |
| 6standard | 429 | Haruta, Takatsugu (1484) | Won 2-1 | +181503 |
| 7standard | 333 | Kouge, Kazuhiro (1581) | Lost 0-2 | -171486 |
| 8standard | 318 | Nishimoto, Kouhei (1456) | Won 2-0 | +181504 |
| 9standard | 223 | Aritaka, Ryouichi (1571) | Lost 0-2 | -171487 |
| top | average opponent: 1536record: 4-5 | new rating: 1487 | ||