Ohta, Shinji
Current rating: 1328
Record: 39-53-1
| Grand Prix Nagoya 2019 (ELD standard) | starting rating: 1418 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 331 | Fukushi, Kyouhei (1457) | Lost 1-2 | -171401 |
| 2standard | 543 | Yoshimura, Asuka (1342) | Lost 1-2 | -191382 |
| 3standard | 809 | Hishida, Tomoya (1230) | Lost 0-2 | -211361 |
| 4standard | 820 | Kudo, Yoshikazu (1449) | Lost 1-2 | -161345 |
| 5standard | 790 | Mutaguchi, Kazuya (1425) | Lost 1-2 | -171328 |
| top | average opponent: 1381record: 0-5 | new rating: 1328 | ||
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1354 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 45 | Toyokawa, Kei (1479) | Won 2-0 | +201374 |
| 2sealed | 475 | Satou, Noboru (1628) | Won 2-0 | +231397 |
| 3sealed | 365 | Hattori, Takesi (1573) | Lost 1-2 | -151382 |
| 4sealed | 576 | Yokokawa, Yuta (1512) | Won 2-1 | +201402 |
| 5sealed | 495 | Noguchi, Tsubasa (1519) | Won 2-0 | +211423 |
| 6sealed | 183 | Nagao, Kengo (1961) | Won 2-1 | +261449 |
| 7sealed | 142 | Endo, Hiroshi (1519) | Lost 1-2 | -161433 |
| 8sealed | 242 | Sekine, Yoshinori (1618) | Lost 0-2 | -151418 |
| top | average opponent: 1601record: 5-3 | new rating: 1418 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1379 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 336 | Takada, Yuichi (1500) | Lost 0-2 | -161363 |
| 2modern | 875 | Okamoto, Masahiro4209 (1504) | Lost 0-2 | -161347 |
| 3modern | 1182 | Yasuda, Keita (1410) | Lost 1-2 | -171330 |
| 4modern | 1163 | Takeuchi, Raku (1451) | Won 2-0 | +211351 |
| 5modern | 999 | Masuda, Yuki (1464) | Won 2-1 | +201371 |
| 6modern | 857 | Furukawa, Yuki (1308) | Won 2-0 | +171388 |
| 7modern | 573 | Takubo, Masayuki (1501) | Lost 1-2 | -161372 |
| 8modern | 562 | Hatashita, Hiroaki (1395) | Lost 0-2 | -181354 |
| top | average opponent: 1442record: 3-5 | new rating: 1354 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 187 | Kiyohara, Yuji (1358) | Lost 0-2 | -191427 |
| 2legacy | 595 | Edmunds, James (1493) | Lost 0-2 | -171410 |
| 3legacy | 1115 | Saitou, Hidetaka (1533) | Lost 0-2 | -161394 |
| 4legacy | 1147 | Yanagi, Yuichi (1407) | Lost 0-2 | -181376 |
| 5legacy | 1132 | Ishibashi, Ryoichi (1429) | Lost 1-2 | -171359 |
| 6legacy | 1073 | Matuhashi, Wataru (1428) | Won 2-0 | +201379 |
| top | average opponent: 1442record: 1-5 | new rating: 1379 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 994 | Bian, Andrew (1379) | Lost 0-2 | -191446 |
| 2standard | 1020 | Nagai, Sho (1481) | Lost 0-2 | -171429 |
| 3standard | 1431 | Hirosawa, Yuki (1469) | Won 2-0 | +181447 |
| 4standard | 1157 | Ikeda, Keigo (1480) | Won 2-0 | +191466 |
| 5standard | 947 | Minezaki, Akira (1521) | Lost 0-2 | -171449 |
| 6standard | 1163 | Soma, Mitsuyoshi (1432) | Lost 1-2 | -181431 |
| 7standard | 1189 | Kawashima, Fumihiro (1304) | Won 2-0 | +151446 |
| top | average opponent: 1438record: 3-4 | new rating: 1446 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1505 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 374 | Ihara, Akihiro (1364) | Lost 0-2 | -211484 |
| 2sealed | 859 | Sasayama, Shin (1471) | Won 2-1 | +181502 |
| 3sealed | 830 | Furusawa, Tsukasa (1450) | Lost 0-2 | -191483 |
| 4sealed | 889 | Hosoi, Ippei (1623) | Lost 1-2 | -161467 |
| 5sealed | 1126 | Tsuchiya, Ryuichi (1475) | Lost 1-2 | -171450 |
| 6sealed | 1041 | Fujita, Yoshito (1479) | Won 2-0 | +181468 |
| 7sealed | 880 | Yamasita, Akinori (1387) | Lost 0-2 | -191449 |
| 8sealed | 802 | Inoue, Seiya (1390) | Won 2-0 | +161465 |
| top | average opponent: 1455record: 3-5 | new rating: 1465 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1440 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2142 | Kijima, Takashi (1452) | Won 2-1 | +181458 |
| 2sealed | 2226 | Ohba, Hiroshi (1518) | Won 2-1 | +191477 |
| 3sealed | 2100 | Arakawa, Tatsuya (1764) | Lost 0-2 | -131464 |
| 4sealed | 2241 | Mizutani, Yuki (1512) | Won 2-0 | +191483 |
| 5sealed | 2195 | Okuyama, Takeshi (1539) | Won 2-1 | +191502 |
| 6sealed | 2068 | Ishigami, Kenji (1554) | Lost 1-2 | -171485 |
| 7sealed | 2110 | Nomura, Takashi (1563) | Won 2-0 | +201505 |
| top | average opponent: 1557record: 5-2 | new rating: 1505 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1452 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 600 | Aizawa, Seiji (1448) | Won 2-0 | +181470 |
| 2legacy | 565 | Okada, Keita (1558) | Lost 0-2 | -171453 |
| 3legacy | 836 | Fujii, Takahisa (1538) | Lost 0-2 | -161437 |
| 4legacy | 866 | Sekine, Hirohumi (1477) | Won 2-0 | +191456 |
| 5legacy | 744 | Taylor, September (1468) | Lost 1-2 | -181438 |
| 6legacy | 823 | Yokono, Yuusuke (1478) | Won 2-1 | +191457 |
| 7legacy | 741 | Nakamura, Satoshi (1575) | Won 2-1 | +201477 |
| 8legacy | 655 | Shibata, Masataka (1395) | Lost 1-2 | -201457 |
| 9legacy | 698 | Tawada, Kazuya (1493) | Lost 0-2 | -171440 |
| top | average opponent: 1492record: 4-5 | new rating: 1440 | ||
| Grand Prix Yokohama 2003 (Onslaught block) | starting rating: 1458 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 160 | Okada, Hiroaki(Shiga) (1500) | Lost 1-2 | -181440 |
| 3block | 196 | Miwa, Tatsuya (1499) | Won 2-1 | +191459 |
| 4block | 202 | Sato, Kimihiko (1622) | Lost 0-2 | -151444 |
| 5block | 255 | Hirata, Tatsuya (1502) | Won 2-1 | +191463 |
| 6block | 128 | Kamioka, Masayuki (1507) | Won 2-1 | +191482 |
| 7block | 154 | Takaishi, Yuuri (1536) | Won 2-1 | +191501 |
| 8block | 56 | Sugiyama, Hitoshi (1540) | ID | 01501 |
| 9block | 76 | Yamamoto, Kouhei (1557) | Lost 0-2 | -171484 |
| 10block | 102 | Kito, Takeshi (1530) | Lost 1-2 | -171467 |
| 11block | 111 | Kochi, Daiki (1520) | Lost 1-2 | -171450 |
| 12block | 111 | Suzuki, Youhei (1502) | Won 2-0 | +191469 |
| 13block | 95 | Nemoto, Takashi (1520) | Lost 1-2 | -171452 |
| top | average opponent: 1528record: 5-6-1 | new rating: 1452 | ||
| Grand Prix Hiroshima 2003 (extended) | starting rating: 1450 | |||
| round | table | opponent (rating) | result | Δrating |
| 4extended | 25 | Lee, Ji-Hoon (1557) | Lost 0-2 | -161434 |
| 5extended | 62 | Yosimori, Katumi (1538) | Won 2-0 | +201454 |
| 6extended | 43 | Nakashima, Hisatomo (1516) | Draw 1-1 | +11455 |
| 7extended | 34 | Hamamoto, Kenji (1478) | Won 2-1 | +191474 |
| 8extended | 24 | Tanaka, Kazuyuki (1575) | Lost 1-2 | -161458 |
| top | average opponent: 1533record: 2-2-1 | new rating: 1458 | ||
| Grand Prix Utsunomiya 2002 (ONS rochester) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 37 | Fukuda, Yukinori (1500) | Won 2-0 | +191500 |
| 2sealed | 38 | Shimizu, Akihiro (1615) | Lost 1-2 | -161484 |
| 3sealed | 162 | Inoue, Junichi (1500) | Lost 1-2 | -181466 |
| 4sealed | 242 | Wakae, Akio (1482) | Won 2-1 | +181484 |
| 5sealed | 148 | Ishitsuka, Takehiro (1499) | Lost 1-2 | -171467 |
| 6sealed | 162 | Kashiwamura, Hideaki (1550) | Lost 0-2 | -171450 |
| top | average opponent: 1524record: 2-4 | new rating: 1450 | ||
| Grand Prix Sendai 2001 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 51 | Yuda, Yoshiro (1500) | Lost 1-2 | -181482 |
| 3extended | 133 | Takahashi, Eiji (1484) | Won 2-1 | +181500 |
| 4extended | 118 | Odashima, Takumi (1518) | Won 2-0 | +191519 |
| 5extended | 49 | Hatakeyama, Tomoya (1416) | Lost 0-2 | -201499 |
| 6extended | 105 | Kobayashi, Susumu (1517) | Lost 0-2 | -181481 |
| 7extended | 99 | Katou, Makoto (1498) | Lost 0-2 | -181463 |
| 8extended | 111 | Ootsuki, Masahiro (1467) | Won 2-0 | +181481 |
| top | average opponent: 1486record: 3-4 | new rating: 1481 | ||
| Grand Prix Kobe 2001 (Invasion block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 132 | Okuda, Yuki (1500) | Lost 1-2 | -181482 |
| 2block | 390 | Kameyama, Shinsuke (1482) | Won 2-0 | +181500 |
| 3block | 263 | Ota, Hayato (1500) | Won 2-1 | +181518 |
| 4block | 393 | Konishi, Hideaki (1500) | Won 2-0 | +181536 |
| 5block | 247 | Ogawa, Hidetoshi (1571) | Lost 1-2 | -181518 |
| 6block | 266 | Saitou, Kouji (1516) | Lost 1-2 | -181500 |
| top | average opponent: 1512record: 3-3 | new rating: 1500 | ||