Oishi, Haruka
Current rating: 1622
Record: 25-19
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1603 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 144 | Takeche, Syohei (1463) | Lost 1-2 | -201583 |
| 2standard | 648 | Tsujisaka, Shouichi (1513) | Won 2-0 | +161599 |
| 3standard | 781 | Kawai, Riku (1505) | Lost 0-2 | -191580 |
| 4standard | 875 | Taga, Arito (1488) | Won 2-1 | +161596 |
| 5standard | 617 | Inoue, Ojiro (1498) | Won 2-0 | +161612 |
| 6standard | 527 | Tajiri, Keichi (1244) | Won 2-0 | +121624 |
| 7standard | 265 | Nishimoto, Takuya (1628) | Won 2-1 | +181642 |
| 8standard | 255 | Mizui, Tomoyuki (1521) | Lost 1-2 | -201622 |
| top | average opponent: 1482record: 5-3 | new rating: 1622 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 507 | Mihara, Yuki (1494) | Won 2-0 | +171536 |
| 2modern | 208 | Kamidani, Takehiro (1513) | Won 2-1 | +181554 |
| 3modern | 254 | Nishitani, Yu 6122 (1536) | Won 2-0 | +181572 |
| 4modern | 231 | Inui, Takashi (1678) | Won 2-0 | +201592 |
| 5modern | 30 | Takase, Ryousuke (1572) | Lost 1-2 | -191573 |
| 6modern | 225 | Gao, Jun (1578) | Won 2-0 | +181591 |
| 7modern | 107 | Matsumoto, Yuki2978 (1949) | Won 2-0 | +251616 |
| 8modern | 85 | Omiya, Takahiro (1608) | Won 2-0 | +171633 |
| 9modern | 19 | Hasebe, Shunichi (1608) | Won 2-1 | +181651 |
| 10modern | 29 | Goto, Yusei (1983) | Lost 1-2 | -121639 |
| 11modern | 103 | Okano, Toshiya (1696) | Lost 1-2 | -171622 |
| 12modern | 89 | Kim, Youngsu (1583) | Lost 0-2 | -191603 |
| top | average opponent: 1650record: 8-4 | new rating: 1603 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1512 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 214 | Ishikawa, Yoshiki (1500) | Won 2-0 | +171529 |
| 2sealed | 210 | Mantani, Keiji (1786) | Lost 0-2 | -131516 |
| 3sealed | 290 | Taniguchi, Yu (1500) | Won 2-1 | +181534 |
| 4sealed | 150 | Ookubo, Hironobu (1676) | Lost 1-2 | -161518 |
| 5sealed | 346 | Ganbe, Masumi (1560) | Won 2-1 | +191537 |
| 6sealed | 326 | Andou, Ryou (1537) | Won 2-1 | +181555 |
| 7sealed | 189 | Kiyonaga, Sho (1570) | Lost 0-2 | -181537 |
| 8sealed | 200 | Shang, Shuwen (1513) | Lost 1-2 | -181519 |
| top | average opponent: 1580record: 4-4 | new rating: 1519 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 571 | Yabe, Syouta (1536) | Won 2-1 | +191504 |
| 4legacy | 532 | Mishima, Wataru (1609) | Lost 1-2 | -161488 |
| 5legacy | 589 | Nemoto, Taku (1534) | Won 2-1 | +181506 |
| 6legacy | 581 | Kita, Sakuya (1522) | Lost 0-2 | -171489 |
| 7legacy | 693 | Aida, Yasuki (1520) | Won 2-0 | +181507 |
| 8legacy | 625 | Hattori, Kazuki (1691) | Lost 0-2 | -141493 |
| 9legacy | 656 | Imura, Satoshi (1554) | Won 2-0 | +191512 |
| top | average opponent: 1566record: 4-3 | new rating: 1512 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 747 | Yoshii, Shunsuke (1467) | Won 2-0 | +181501 |
| 2modern | 943 | Fukuda, Naoki (1516) | Lost 0-2 | -181483 |
| 3modern | 971 | Sano, Toshirou (1500) | Lost 0-2 | -181465 |
| 4modern | 1083 | Kobayashi, Masanori 1290 (1449) | Won 2-0 | +181483 |
| 5modern | 1041 | Morita, Yo (1578) | Won 2-1 | +201503 |
| 6modern | 961 | Okuda, Masateru (1506) | Lost 0-2 | -181485 |
| top | average opponent: 1502record: 3-3 | new rating: 1485 | ||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 263 | Nakatani, Shinji (1515) | Lost 0-2 | -181482 |
| 2sealed | 250 | Kondou, Shin (1498) | Won 2-1 | +191501 |
| 3sealed | 262 | Nitsu, Shunsuke (1519) | Lost 0-2 | -181483 |
| top | average opponent: 1511record: 1-2 | new rating: 1483 | ||