Yokotsuka, Yu
Current rating: 1439
Record: 38-43-1
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1471 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 169 | Chisaka, Ryo (1500) | Lost 0-2 | -181453 |
| 2standard | 597 | Morita, Daishi (1482) | Lost 1-2 | -171436 |
| 3standard | 952 | Aikawa, Kahei (1463) | Lost 1-2 | -181418 |
| 4standard | 948 | Niida, Motoki (1442) | Won 2-0 | +191437 |
| 5standard | 835 | Noguchi, Hiroshi (1466) | Lost 1-2 | -181419 |
| 6standard | 750 | Sugita, Toshio (1441) | Won 2-1 | +191438 |
| 7standard | 621 | Hunt, Matthew (1525) | Won 2-0 | +191457 |
| 8standard | 502 | Oyaizu, Keigo (1418) | Lost 0-2 | -181439 |
| top | average opponent: 1467record: 3-5 | new rating: 1439 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 386 | Kobayashi, Kazuma (1452) | Lost 0-2 | -181446 |
| 2standard | 854 | Nakazawa, Yuki (1483) | Won 2-0 | +191465 |
| 3standard | 912 | Suzuki, Yusuke (1543) | Won 2-0 | +191484 |
| 4standard | 625 | Tanaka, Hironori (1508) | Lost 0-2 | -171467 |
| 5standard | 793 | Sakai, Yasumasa (1460) | Won 2-1 | +181485 |
| 6standard | 607 | Bang, Sangmun (1448) | Lost 0-2 | -191466 |
| 7standard | 624 | Takehana, Atsushi (1503) | Won 2-1 | +191485 |
| 8standard | 507 | Chan, Andy (1714) | Lost 1-2 | -141471 |
| top | average opponent: 1514record: 4-4 | new rating: 1471 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1419 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 614 | Miyahara, Shun (1479) | Lost 1-2 | -171402 |
| 2sealed | 844 | Endo, Takuya7968 (1351) | Won 2-0 | +171419 |
| 3sealed | 683 | Banno, Kunihiko (1704) | Lost 0-2 | -131406 |
| 4sealed | 1036 | Ichijo, Kazuto (1278) | Won 2-0 | +161422 |
| 5sealed | 684 | Konagai, Ryota (1512) | Won 2-1 | +191441 |
| 6sealed | 470 | Fujimoto, Takashi (1388) | Won 2-1 | +171458 |
| 7sealed | 396 | Naide, Kazutaka (1790) | Won 2-1 | +241482 |
| 8sealed | 325 | Ueki, Junichi (1487) | Lost 0-2 | -181464 |
| top | average opponent: 1499record: 5-3 | new rating: 1464 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1477 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 294 | Ikeda, Kengo (1367) | Lost 0-2 | -201457 |
| 2sealed | 731 | Sakai, Kengo (1313) | Won 2-1 | +151472 |
| 3sealed | 633 | Nakamura, Koki (1502) | Lost 0-2 | -171455 |
| 4sealed | 846 | Tamura, Shunpei (1471) | Lost 1-2 | -181437 |
| 5sealed | 1003 | Tanaka, Tomoya (1459) | Lost 0-2 | -171420 |
| 6sealed | 986 | Matsui, Yotaro (1443) | Won 2-0 | +181438 |
| 7sealed | 874 | Natsukawa, Makoto (1468) | Won 2-1 | +191457 |
| 8sealed | 727 | Mori, Yuta (1427) | Lost 0-2 | -191438 |
| 9sealed | 645 | Matsui, Shintaro (1375) | Lost 0-2 | -191419 |
| top | average opponent: 1425record: 3-6 | new rating: 1419 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1469 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 361 | Aoki, Toshihito (1412) | Won 2-1 | +171486 |
| 2standard | 602 | Saigusa, Kenji (1518) | Won 2-0 | +191505 |
| 3standard | 73 | Hirayama, Shigetaka (1638) | Lost 1-2 | -161489 |
| 4standard | 804 | Ootake, Takafumi (1517) | Won 2-0 | +191508 |
| 5standard | 646 | Watabe, Naoto (1436) | Won 2-1 | +161524 |
| 6standard | 307 | Wee, Pang Ming (1759) | Lost 1-2 | -141510 |
| 7standard | 414 | Yusuke, Ono (1544) | Lost 1-2 | -171493 |
| 8standard | 834 | Taniguchi, Reo (1601) | Lost 1-2 | -161477 |
| top | average opponent: 1553record: 4-4 | new rating: 1477 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1444 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 170 | Itami, Toshimitsu (1500) | Lost 1-2 | -171427 |
| 2standard | 926 | Okunaga, Yuuki (1409) | Won 2-0 | +181445 |
| 3standard | 649 | Sonomura, Yuusuke (1442) | Won 2-1 | +181463 |
| 4standard | 742 | Hirano, Ryou (1534) | Lost 1-2 | -171446 |
| 5standard | 894 | Ogino, Genki (1505) | Won 2-1 | +191465 |
| 6standard | 472 | Takahasi, Yuta5171 (1515) | Lost 1-2 | -171448 |
| 7standard | 582 | Mihashi, Takanobu (1548) | Won 2-0 | +201468 |
| 8standard | 416 | Matsuda, Yuichi (1570) | Lost 1-2 | -161452 |
| 9standard | 492 | Kato, Naoya (1409) | Won 2-1 | +171469 |
| top | average opponent: 1492record: 5-4 | new rating: 1469 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1496 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2355 | Kitsunezuka, Masanori (1542) | Lost 0-2 | -171479 |
| 2sealed | 2322 | Ishizuka, Akihito (1515) | Lost 1-2 | -181461 |
| 3sealed | 2441 | Ohmura, Satoshi (1520) | Lost 1-2 | -171444 |
| top | average opponent: 1526record: 0-3 | new rating: 1444 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1555 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 311 | Ishii, Masashi (1385) | Won 2-0 | +151570 |
| 2sealed | 160 | Moriya, Daisuke (1633) | Won 2-1 | +191589 |
| 3sealed | 134 | Iso, Toshiharu (1503) | Lost 1-2 | -191570 |
| 4sealed | 239 | Sumitomo, Yusuke (1455) | Lost 1-2 | -201550 |
| 5sealed | 296 | Fukui, Shunsuke (1463) | Won 2-1 | +161566 |
| 6sealed | 227 | Fujimoto, Koji (1506) | Lost 1-2 | -191547 |
| 7sealed | 266 | Komuro, Shuu (1804) | Lost 0-2 | -131534 |
| 8sealed | 345 | Yokoyama, Takaya (1490) | Lost 1-2 | -191515 |
| 9sealed | 351 | Morino, Takeshi (1461) | Lost 1-2 | -191496 |
| top | average opponent: 1522record: 3-6 | new rating: 1496 | ||
| Grand Prix Yokohama 2012 (modern) | starting rating: 1545 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 208 | Nakamura, Sara (1500) | Lost 0-2 | -191526 |
| 3modern | 348 | Honda, Kazune (1499) | Won 2-0 | +181544 |
| 4modern | 331 | Oldziey, Kalim (1522) | Won 2-0 | +171561 |
| 5modern | 113 | Kurihara, Mitsuaki (1551) | Lost 0-2 | -181543 |
| 6modern | 323 | Murakami, Tatsuya (1351) | Won 2-0 | +151558 |
| 7modern | 183 | Nakada, Ryo (1565) | Lost 0-2 | -181540 |
| 8modern | 286 | Kamei, Kazuhiko (1396) | Won 2-1 | +151555 |
| top | average opponent: 1483record: 4-3 | new rating: 1555 | ||
| Grand Prix Kobe 2012 (DKA limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 26 | Furuya, Yuuki (1497) | Won 2-1 | +191483 |
| 2sealed | 88 | Kishi, Tatsunori (1736) | Won 2-0 | +221505 |
| 3sealed | 59 | Kawaguchi, Kyouhei (1579) | Draw 1-1 | +11506 |
| 4sealed | 155 | Son, Kii (1521) | Lost 0-2 | -171489 |
| 5sealed | 252 | Yamauchi, Takashi (1570) | Won 2-0 | +191508 |
| 6sealed | 167 | Matsumoto, Kenji (1487) | Won 2-1 | +181526 |
| 7sealed | 105 | Tezuka, Yo (1561) | Lost 1-2 | -181508 |
| 8sealed | 172 | Kumeyama, Yuji (1513) | Won 2-0 | +181526 |
| 9sealed | 118 | Ogawa, Toshihiko (1557) | Won 2-0 | +191545 |
| top | average opponent: 1558record: 6-2-1 | new rating: 1545 | ||
| Grand Prix Yokohama 2010 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 40 | Sakurai, Hiroki (1500) | Won 2-1 | +181518 |
| 2extended | 271 | Ishii, Arata (1516) | Lost 0-2 | -181500 |
| 3extended | 333 | Speed, Erek (1500) | Lost 1-2 | -181482 |
| 4extended | 405 | Takeiri, Satoru (1481) | Lost 0-2 | -181464 |
| top | average opponent: 1499record: 1-3 | new rating: 1464 | ||