Marui, Yuki
Current rating: 1591
Record: 31-28-1
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1635 | |||
| round | table | opponent (rating) | result | Δrating |
| 2pioneer | 250 | Uemoto, Takahiro (1729) | Lost 1-2 | -171618 |
| 3pioneer | 649 | Noguchi, Takeshi (1443) | Lost 1-2 | -211597 |
| 4pioneer | 668 | Tashima, Kenji (1394) | Won 2-0 | +151612 |
| 5pioneer | 618 | Matsuura, Shuhei (1447) | Lost 0-2 | -211591 |
| top | average opponent: 1503record: 1-3 | new rating: 1591 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1643 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 467 | Suzuki, Takatoshi (1429) | Won 2-1 | +141657 |
| 2modern | 111 | Tezuka, Yuuki (1760) | Won 2-1 | +201677 |
| 3modern | 55 | Oda, Hideto (1608) | Lost 1-2 | -191658 |
| 4modern | 541 | Aoyagi, Motohiko (1656) | Won 2-1 | +181676 |
| 5modern | 447 | Ishida, Shoichi (1412) | Lost 0-2 | -231653 |
| 6modern | 570 | Ohashi, Gaku (1622) | Lost 1-2 | -181635 |
| top | average opponent: 1581record: 3-3 | new rating: 1635 | ||
| Grand Prix Shizuoka 2018 (legacy) (legacy) | starting rating: 1563 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 420 | Okubo, Shigetaka (1444) | Won 2-0 | +161579 |
| 2legacy | 15 | Takaizumi, Yosuke (1493) | Won 2-0 | +171596 |
| 3legacy | 38 | Hirano, Satohiro (1585) | Lost 0-2 | -191577 |
| 4legacy | 427 | Masuda, Keisuke (1517) | Lost 0-2 | -191558 |
| 5legacy | 354 | Kasuya, Takashi (1659) | Won 2-1 | +201578 |
| 6legacy | 255 | Kato, Masahiro (1424) | Won 2-1 | +151593 |
| 7legacy | 167 | Shimizu, Yuujin (1592) | Won 2-0 | +181611 |
| 8legacy | 72 | Sasagawa, Hitoshi (1530) | Won 2-1 | +171628 |
| 9legacy | 58 | Nishiwaki, Tatsuya (1563) | Lost 0-2 | -191609 |
| 10legacy | 105 | Muranaka, Hiroya (1601) | Lost 0-2 | -191590 |
| 11legacy | 101 | Tanikawa, Hironori (1586) | Won 2-1 | +181608 |
| 12legacy | 95 | Hayashi, Takatomo (1718) | Lost 0-2 | -161592 |
| 13legacy | 98 | Garcia-Junceda, Javier (1610) | Won 2-1 | +191611 |
| 14legacy | 73 | Nakanishi, Kazuki (1482) | Won 2-0 | +151626 |
| 15legacy | 74 | Takano, Genki (1565) | Won 2-1 | +171643 |
| top | average opponent: 1558record: 10-5 | new rating: 1643 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1435 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 364 | Harrington, Chris (1808) | Won 2-1 | +241459 |
| 4modern | 335 | Maeno, Kazuha (1923) | Won 2-1 | +261485 |
| 5modern | 131 | Ohki, Tatsuhiko (1787) | Won 2-1 | +231508 |
| 6modern | 60 | Nakanishi, Yutaka (1716) | Lost 0-2 | -141494 |
| 7modern | 226 | Lee, Joon Soo (1869) | Lost 0-2 | -111483 |
| 8modern | 366 | Nakano, Taiki (1536) | Lost 1-2 | -171466 |
| 9modern | 410 | Katou, Masaya (1526) | Won 2-1 | +191485 |
| 10modern | 377 | Ohkawa, Yusuke (1576) | Lost 1-2 | -171468 |
| 11modern | 305 | Faessler, Tim (1541) | Won 2-1 | +201488 |
| 12modern | 305 | Okano, Yukimasa (1581) | Won 2-0 | +191507 |
| 13modern | 224 | Mizuno, Shiori (1410) | Won 2-0 | +171524 |
| 14modern | 110 | Harada, Daisaku (1586) | Won 2-1 | +191543 |
| 15modern | 120 | Itou, Takanori (1683) | Won 2-0 | +201563 |
| top | average opponent: 1657record: 9-4 | new rating: 1563 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1458 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 465 | Hirooka, Toshiki (1515) | Won 2-1 | +191477 |
| 3standard | 435 | Satonaka, Kentarou (1440) | Lost 1-2 | -181459 |
| 4standard | 655 | Kanda, Aoi (1661) | Lost 1-2 | -151444 |
| 5standard | 678 | Inoue, Yuusuke (1622) | Lost 0-2 | -141430 |
| 6standard | 904 | Fujita, Osamu (1650) | Won 2-1 | +211451 |
| 7standard | 687 | Tagaya, Masaki (1514) | Lost 1-2 | -161435 |
| top | average opponent: 1567record: 2-4 | new rating: 1435 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1472 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 195 | Chou, Gyou (1547) | Won 2-1 | +191491 |
| 2standard | 481 | Kanno, Atsushi (1598) | Won 2-0 | +201511 |
| 3standard | 271 | Kondou, Masayoshi (1583) | Lost 0-2 | -161495 |
| 4standard | 839 | Kato, Yasuhiro (1519) | Lost 0-2 | -181477 |
| 5standard | 1095 | Kusakawa, Naoto (1483) | Lost 1-2 | -181459 |
| 6standard | 1173 | Tan, Darren (1360) | Won 2-0 | +161475 |
| 7standard | 1076 | Takada, Koutarou (1523) | Lost 0-2 | -171458 |
| top | average opponent: 1516record: 3-4 | new rating: 1458 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1468 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 404 | Miyasaka, Masato (1500) | Won 2-0 | +191487 |
| 2standard | 507 | Nagao, Shunsuke (1518) | Draw 1-1 | 01487 |
| 3standard | 601 | Higuchi, Masaki (1509) | Won 2-1 | +191506 |
| 4standard | 309 | Ryou, Watabe (1537) | Lost 0-2 | -181488 |
| 5standard | 590 | Sakai, Toshinori (1593) | Lost 1-2 | -161472 |
| top | average opponent: 1531record: 2-2-1 | new rating: 1472 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 826 | Kobayashi, Yuusuke (1532) | Won 2-0 | +191519 |
| 2sealed | 644 | Kobayashi, Yuki (1518) | Lost 0-2 | -181501 |
| 3sealed | 846 | Kamizono, Naoki (1600) | Lost 0-2 | -171484 |
| 4sealed | 1045 | Inoue, Yuusuke (1579) | Lost 1-2 | -161468 |
| top | average opponent: 1557record: 1-3 | new rating: 1468 | ||