Taniwaki, Hikaru
Current rating: 1449
Record: 13-18-1
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1410 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 52 | Katou, Susumu (1622) | Lost 1-2 | -141396 |
| 2sealed | 829 | Hashimoto, Ken (1481) | Won 2-1 | +191415 |
| 3sealed | 886 | Nojima, Daichi (1519) | Won 2-0 | +201435 |
| 4sealed | 315 | Yoshida, Masahiro (1568) | Won 2-0 | +201455 |
| 5sealed | 194 | Inoue, Toru (1945) | Won 2-0 | +271482 |
| 6sealed | 267 | Nagasaki, Ryou (1684) | Lost 0-2 | -151467 |
| 7sealed | 336 | Hirayama, Rei (1457) | Lost 0-2 | -181449 |
| top | average opponent: 1611record: 4-3 | new rating: 1449 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1399 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 81 | Koyanagi, Takashi (1574) | Lost 0-2 | -151384 |
| 2modern | 677 | Kohagura, Masataka (1412) | Won 2-0 | +191403 |
| 3modern | 848 | Yamashita, Kohji (1206) | Won 2-1 | +141417 |
| 4modern | 520 | Suzuki, Toru (1419) | Lost 1-2 | -181399 |
| 5modern | 663 | Umetani, Hideo (1692) | Lost 1-2 | -131386 |
| 6modern | 824 | Ibuki, Teruya (1493) | Won 2-0 | +201406 |
| 7modern | 641 | Kreutz, Stefan (1497) | Won 2-1 | +201426 |
| 8modern | 484 | Tanigawa, Futa (1517) | Lost 0-2 | -161410 |
| top | average opponent: 1476record: 4-4 | new rating: 1410 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1411 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 459 | Kobayashi, Takeru (1417) | Lost 0-2 | -181393 |
| 2sealed | 747 | Gojo, Toshiya (1483) | Draw 1-1 | +21395 |
| 3sealed | 1009 | Takeda, Teruhisa (1478) | Won 2-1 | +191414 |
| 4sealed | 778 | Ninohira, Yuuya (1380) | Won 2-1 | +181432 |
| 5sealed | 525 | Suzuki, Towa (1546) | Lost 0-2 | -161416 |
| 6sealed | 715 | Kobayashi, Yuki9104 (1422) | Lost 0-2 | -181398 |
| 7sealed | 677 | Tanaka, Kenichirou (1517) | Won 2-0 | +201418 |
| 8sealed | 511 | Yashiki, Kouichi (1367) | Lost 1-2 | -191399 |
| top | average opponent: 1451record: 3-4-1 | new rating: 1399 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 115 | Seko, Kazuki (1418) | Lost 0-2 | -191481 |
| 2sealed | 808 | Kato, Hiromu (1507) | Won 2-0 | +181499 |
| 3sealed | 735 | Imaoka, Syoichi (1567) | Lost 1-2 | -171482 |
| 4sealed | 881 | Mizutani, Yoshinobu (1436) | Won 2-0 | +171499 |
| 5sealed | 816 | Takaki, Kengo (1513) | Lost 0-2 | -171482 |
| 6sealed | 925 | Oiso, Kenji (1708) | Lost 0-2 | -141468 |
| 7sealed | 886 | Iwata, Seiya (1469) | Lost 0-2 | -181450 |
| 8sealed | 808 | Endo, Takuya7968 (1364) | Lost 0-2 | -201430 |
| 9sealed | 702 | Sugimoto, Renn (1368) | Lost 1-2 | -191411 |
| top | average opponent: 1483record: 2-7 | new rating: 1411 | ||