Ono, Kotaro
Current rating: 1557
Record: 22-19
| Grand Prix Nagoya 2019 (ELD standard) | starting rating: 1588 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 161 | Shimoyama, Kazuma (1417) | Won 2-0 | +141602 |
| 3standard | 124 | Yamamoto, Ryoichi (1685) | Lost 0-2 | -161586 |
| 4standard | 371 | Matsumoto, Yasuyuki (1522) | Lost 1-2 | -191567 |
| 5standard | 511 | Kounosu, Hiroaki (1069) | Won 2-1 | +91576 |
| 6standard | 414 | Suzuki, Osamu (1515) | Lost 0-2 | -191557 |
| top | average opponent: 1441record: 2-3 | new rating: 1557 | ||
| Grand Prix Bangkok 2019 (ELD limited) | starting rating: 1555 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 44 | Tavarayuth, Chaichalerm (1621) | Won 2-1 | +191574 |
| 3sealed | 167 | Pascual, Alfred Ceazar (1708) | Won 2-0 | +201594 |
| 4sealed | 4 | Tiong, Anthony (1494) | Won 2-0 | +161610 |
| 5sealed | 45 | Lip, Quinton (1782) | Won 2-1 | +211631 |
| 6sealed | 18 | Hirami, Tomonori (1747) | Lost 0-2 | -151616 |
| 7sealed | 16 | Kumagai, Riku (2084) | Lost 1-2 | -101606 |
| 8sealed | 78 | Lie, Benaya (1608) | Lost 1-2 | -181588 |
| top | average opponent: 1720record: 4-3 | new rating: 1588 | ||
| Grand Prix Shizuoka 2018 (legacy) (legacy) | starting rating: 1523 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 3 | Usami, Koji (1370) | Won 2-1 | +151538 |
| 2legacy | 179 | Kuwahara, Yuudai (1518) | Won 2-0 | +181556 |
| 3legacy | 95 | Kusafuka, Takuma (1488) | Won 2-1 | +161572 |
| 4legacy | 116 | Wakamatsu, Takeru (1550) | Lost 0-2 | -181554 |
| 5legacy | 273 | Hasegawa, Shinpei (1353) | Won 2-1 | +141568 |
| 6legacy | 72 | Nakao, Motohiko (1670) | Lost 1-2 | -161552 |
| 7legacy | 162 | Tochii, Bunpei (1547) | Lost 0-2 | -181534 |
| 8legacy | 271 | Murata, Tony (1663) | Won 2-1 | +211555 |
| top | average opponent: 1520record: 5-3 | new rating: 1555 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1489 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 401 | Izumi, Hikaru (1723) | Won 2-1 | +221511 |
| 2sealed | 333 | Nakada, Hayato (1518) | Won 2-1 | +191530 |
| 3sealed | 184 | Noguchi, Takeshi (1519) | Won 2-0 | +171547 |
| 4sealed | 162 | Iyanaga, Junya (2031) | Lost 0-2 | -91538 |
| 5sealed | 450 | Noto, Jun (1616) | Lost 0-2 | -171521 |
| 6sealed | 590 | Mimura, Yukihiro (1463) | Won 2-0 | +171538 |
| 7sealed | 311 | Nakamura, Yusuke9902 (1703) | Lost 0-2 | -151523 |
| top | average opponent: 1653record: 4-3 | new rating: 1523 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1551 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 68 | Watanabe, Takumi (1508) | Lost 1-2 | -181533 |
| 2modern | 330 | Hayakawa, Tomoyuki (1482) | Lost 0-2 | -191514 |
| 3modern | 497 | Higashino, Shogo (1425) | Lost 0-2 | -201494 |
| 4modern | 551 | Maeda, Takashi (1250) | Won 2-0 | +141508 |
| 5modern | 444 | Okumura, Shuuhei (1482) | Lost 1-2 | -191489 |
| top | average opponent: 1430record: 1-4 | new rating: 1489 | ||
| Grand Prix Nagoya 2012 (RTR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 366 | Imai, Kenta (1494) | Won 2-1 | +181518 |
| 2standard | 22 | Shimono, Atsushi (1482) | Lost 1-2 | -191499 |
| 3standard | 340 | Ichige, Masato (1502) | Lost 0-2 | -181481 |
| 4standard | 667 | Tsuruta, Tomoyuki (1483) | Won 2-1 | +181499 |
| 5standard | 603 | Ishiba, Hiroshi (1467) | Lost 1-2 | -181481 |
| 6standard | 592 | Kusumi, Kousei (1396) | Won 2-0 | +161497 |
| 7standard | 422 | Tazawa, Kazuho (1503) | Won 2-0 | +181515 |
| 8standard | 291 | Shibano, Kouichirou (1564) | Won 2-1 | +191534 |
| 9standard | 225 | Kagotani, Naota (1490) | Won 2-0 | +171551 |
| top | average opponent: 1487record: 6-3 | new rating: 1551 | ||