Ishii, Shinji
Current rating: 1511
Record: 53-56
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1528 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 226 | Wada, Yuta (1428) | Won 2-1 | +171545 |
| 3sealed | 490 | Qian, Zhengrui (1413) | Won 2-0 | +151560 |
| 4sealed | 73 | Kitajima, Hiroyasu (1543) | Won 2-1 | +181578 |
| 5sealed | 64 | Yokota, Kazuya (1498) | Lost 1-2 | -201558 |
| 6sealed | 194 | Matsumoto, Fumiya (1749) | Lost 0-2 | -141544 |
| 7sealed | 482 | Yamaguchi, Tomoyuki (1530) | Lost 0-2 | -181526 |
| 8sealed | 436 | Mikami, Yoshirou (1738) | Lost 1-2 | -151511 |
| top | average opponent: 1557record: 3-4 | new rating: 1511 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1551 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 306 | Kawabe, Koki (1521) | Lost 0-2 | -191532 |
| 3modern | 837 | Takamiya, Kazuya (1440) | Lost 1-2 | -201512 |
| 4modern | 1045 | Ooike, Rinsei (1424) | Won 2-0 | +171529 |
| 5modern | 743 | Kobayashi, Shigeyuki (1484) | Lost 0-2 | -191510 |
| 6modern | 907 | Francisco, Jerome (1503) | Won 2-1 | +181528 |
| 7modern | 648 | Ueno, Daijiro (1505) | Lost 1-2 | -191509 |
| 8modern | 652 | Tanabe, Takumi (1558) | Won 2-0 | +191528 |
| top | average opponent: 1491record: 3-4 | new rating: 1528 | ||
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1587 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 351 | Yamaguchi, Hiroshi9054 (1486) | Won 2-1 | +161603 |
| 4standard | 81 | Sasaki, Nobuyasu (1553) | Lost 0-2 | -191584 |
| 5standard | 441 | Yukuhiro, Ken (1916) | Won 2-0 | +241608 |
| 6standard | 70 | Kakita, Takenori (1622) | Lost 1-2 | -181590 |
| 7standard | 359 | Tomita, Ryutaro (1568) | Lost 0-2 | -181572 |
| 8standard | 419 | Matsuura, Shuhei (1408) | Lost 1-2 | -211551 |
| top | average opponent: 1592record: 2-4 | new rating: 1551 | ||
| Grand Prix Hong Kong 2018 (modern) | starting rating: 1559 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 92 | Liu, Yanxu (1501) | Won 2-1 | +171576 |
| 3modern | 110 | Budisanjaya, Albert (1789) | Lost 0-2 | -141562 |
| 4modern | 159 | Martinez, Quentin (1433) | Won 2-0 | +161578 |
| 5modern | 161 | Tang, Tao (1670) | Won 2-1 | +191597 |
| 6modern | 40 | Kobayashi, Tatsuumi (1903) | Lost 1-2 | -121585 |
| 7modern | 164 | Takano, Shota (1571) | Lost 1-2 | -181567 |
| 8modern | 215 | Zhang, Hongqiang (1682) | Won 2-0 | +201587 |
| top | average opponent: 1650record: 4-3 | new rating: 1587 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 296 | Osuga, Hiroaki (1264) | Won 2-0 | +151479 |
| 3sealed | 254 | Nakamura, Junya (1725) | Won 2-0 | +221501 |
| 4sealed | 94 | Uchida, Tomoya (1559) | Lost 0-2 | -171484 |
| 5sealed | 370 | Nakano, Tatsuhito (1543) | Won 2-0 | +191503 |
| 6sealed | 80 | Furuichi, Takenori (1522) | Won 2-0 | +191522 |
| 7sealed | 78 | Hibino, Hayato (1618) | Lost 0-2 | -171505 |
| 8sealed | 264 | Fujii, Akira (1612) | Won 2-0 | +201525 |
| 9sealed | 209 | Honda, Atsuo (1718) | Lost 0-2 | -141511 |
| 10draft | 715 | Hattori, Kazuki (1578) | Won 2-0 | +191530 |
| 11draft | 762 | Kitahara, Junya (1509) | Won 2-0 | +181548 |
| 12draft | 754 | Takahashi, Ryo 8120 (1594) | Lost 1-2 | -171531 |
| 13draft | 625 | Sasao, Yusuke (1699) | Won 2-0 | +211552 |
| 14draft | 671 | Kobayashi, Tatsuumi (1879) | Lost 0-2 | -131539 |
| 15draft | 642 | Sibata, Kouji (1645) | Won 2-0 | +201559 |
| top | average opponent: 1605record: 9-5 | new rating: 1559 | ||
| Grand Prix Shanghai 2017 (XLN standard) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 101 | Liu, Yang 2215 (1426) | Lost 1-2 | -191499 |
| 2standard | 209 | Xu, Cong (1490) | Lost 0-2 | -191480 |
| 3standard | 319 | Cheng, Hua (1469) | Lost 1-2 | -181462 |
| 4standard | 341 | Zhang, Wen (1528) | Lost 1-2 | -171445 |
| 5standard | 343 | Ye, Hongyu (1423) | Lost 1-2 | -181427 |
| 6standard | 338 | Zhao, Shihao (1408) | Won 2-0 | +181445 |
| 7standard | 315 | Tan, Xiangsheng (1428) | Won 2-0 | +171462 |
| 8standard | 291 | Xiao, Hui (1582) | Lost 0-2 | -151447 |
| 9standard | 257 | Cao, Aihao (1436) | Won 2-0 | +171464 |
| top | average opponent: 1466record: 3-6 | new rating: 1464 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1471 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 602 | Ikeda, Mikitomo (1445) | Won 2-0 | +171488 |
| 2sealed | 328 | Vallejo Pascual, Inigo (1790) | Won 2-1 | +241512 |
| 3sealed | 52 | Suzuki, Fumito (1537) | Won 2-0 | +181530 |
| 4sealed | 293 | Tao, Jiachen (2012) | Won 2-1 | +261556 |
| 5sealed | 118 | Wu, Kon Fai (1999) | Lost 0-2 | -101546 |
| 6sealed | 148 | Matsushika, Kohei (1556) | Won 2-0 | +181564 |
| 7sealed | 155 | Black, Samuel (1808) | Lost 0-2 | -141550 |
| 8sealed | 138 | Noorlander, Niels (1745) | Lost 1-2 | -141536 |
| 9sealed | 495 | Yamamoto, Kouhei (1560) | Lost 1-2 | -181518 |
| top | average opponent: 1717record: 5-4 | new rating: 1518 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1468 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 306 | Miura, Junpei (1499) | Lost 0-2 | -181450 |
| 3modern | 1133 | Hukuda, Kazuki (1448) | Lost 1-2 | -181432 |
| 4modern | 1076 | Yamasaki, Sadaharu (1263) | Won 2-1 | +151447 |
| 5modern | 776 | Funabiki, Yuusuke (1536) | Won 2-1 | +201467 |
| 6modern | 468 | Haritani, Ryosuke (1590) | Won 2-1 | +201487 |
| 7modern | 340 | Hattori, Tetsuya (1470) | Won 2-0 | +181505 |
| 8modern | 271 | Morikawa, Takayuki (1526) | Lost 1-2 | -181487 |
| 9modern | 483 | Han, Xi (1585) | Lost 1-2 | -161471 |
| top | average opponent: 1490record: 4-4 | new rating: 1471 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1474 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 82 | Kasuga, Ryosuke (1860) | Lost 1-2 | -121462 |
| 3standard | 860 | Amada, Michio (1504) | Lost 1-2 | -171445 |
| 4standard | 1074 | Miyakura, Yoshiji (1447) | Won 2-0 | +181463 |
| 5standard | 992 | Kishida, Hiroaki (1417) | Lost 0-2 | -191444 |
| 6standard | 990 | Shirakawa, Yuichiro (1424) | Won 2-0 | +181462 |
| 7standard | 766 | Takano, Shigeki (1666) | Won 2-0 | +221484 |
| 8standard | 536 | Kajitani, Akinobu (1589) | Lost 1-2 | -161468 |
| top | average opponent: 1558record: 3-4 | new rating: 1468 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1556 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 586 | Bestard, Kat (1530) | Lost 0-2 | -191537 |
| 3standard | 940 | Hunamoto, Yuuki (1475) | Lost 0-2 | -191518 |
| 4standard | 1305 | Toyama, Sho (1478) | Lost 0-2 | -191499 |
| 5standard | 1516 | Watanabe, Eiho (1430) | Lost 1-2 | -191480 |
| 6standard | 1388 | Sakurai, Tomoya (1366) | Won 2-1 | +161496 |
| 7standard | 1183 | Kumazawa, Yuki (1463) | Won 2-0 | +171513 |
| 8standard | 918 | Hariu, Daichi (1462) | Lost 0-2 | -181495 |
| 9standard | 879 | Udagawa, Yuuya (1335) | Lost 0-2 | -211474 |
| top | average opponent: 1442record: 2-6 | new rating: 1474 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1542 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 636 | Tomioka, Yoshihiro (1427) | Won 2-1 | +161558 |
| 2sealed | 582 | Morita, Yo (1797) | Lost 0-2 | -141544 |
| 3sealed | 673 | Nakamura, Kousuke (1473) | Lost 1-2 | -191525 |
| 4sealed | 1002 | Tsukitani, Takashi (1469) | Won 2-0 | +171542 |
| 5sealed | 657 | Ohtsu, Minami (1390) | Won 2-1 | +151557 |
| 6sealed | 594 | Teo, Yuen Peir (1575) | Won 2-1 | +181575 |
| 7sealed | 418 | Hosokawa, Soichiro (1520) | Lost 0-2 | -191556 |
| 8sealed | 595 | Sasabe, Yusuke (1591) | Won 2-1 | +191575 |
| 9sealed | 484 | Wada, Yousuke (1511) | Lost 0-2 | -191556 |
| top | average opponent: 1528record: 5-4 | new rating: 1556 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1523 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 348 | Niwa, Toshiharu (1589) | Won 2-0 | +191542 |
| 2standard | 529 | Hirato, Ougi (1700) | Lost 0-2 | -151527 |
| 3standard | 929 | Makita, Naoya (1500) | Lost 1-2 | -181509 |
| 4standard | 900 | York, Tim (1480) | Won 2-1 | +171526 |
| 5standard | 738 | Matsunaga, Kenta (1499) | Won 2-1 | +181544 |
| 6standard | 506 | Yamada, Masato (1533) | Lost 0-2 | -181526 |
| 7standard | 667 | Yokoyama, Noriyuki (1499) | Won 2-0 | +171543 |
| 8standard | 522 | Sakai, Yoshiki (1494) | Won 2-1 | +171560 |
| 9standard | 287 | Kakinokida, Takuhito (1537) | Lost 0-2 | -181542 |
| top | average opponent: 1537record: 5-4 | new rating: 1542 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 661 | Tanaka, Yuusaku (1500) | Lost 1-2 | -181482 |
| 2sealed | 900 | Ninohira, Yuuya (1485) | Won 2-0 | +181500 |
| 3sealed | 976 | Ishino, Katsunori (1461) | Won 2-1 | +171517 |
| 4sealed | 869 | Tsuchihashi, Takuya (1454) | Lost 0-2 | -191498 |
| 5sealed | 920 | Fang, Zhengyang (1743) | Lost 0-2 | -131485 |
| 6sealed | 919 | Takahashi, Yoshitaka (1437) | Won 2-0 | +171502 |
| 7sealed | 838 | Nose, Koji (1779) | Lost 1-2 | -131489 |
| 8sealed | 825 | Samejima, Ippei (1405) | Won 2-1 | +161505 |
| 9sealed | 769 | Doi, Yuki (1515) | Won 2-0 | +181523 |
| top | average opponent: 1531record: 5-4 | new rating: 1523 | ||