Nanba, Yoshinori
Current rating: 1414
Record: 15-21
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1418 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 239 | Mishiro, Norihito (1529) | Won 2-0 | +201438 |
| 2sealed | 48 | Hara, Katsuaki (1545) | Lost 1-2 | -161422 |
| 3sealed | 900 | Jiang, Yida (1686) | Won 2-0 | +221444 |
| 4sealed | 564 | Kamo, Keisuke (1657) | Lost 1-2 | -141430 |
| 5sealed | 706 | Yoshida, Akinobu (1561) | Lost 0-2 | -161414 |
| top | average opponent: 1596record: 2-3 | new rating: 1414 | ||
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1422 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 564 | Nagao, Kouji (1500) | Lost 1-2 | -161406 |
| 2standard | 659 | Tang, Yu Hsiang (1625) | Won 2-0 | +221428 |
| 3standard | 706 | Matsumoto, Yoshifumi (1572) | Won 2-0 | +201448 |
| 4standard | 561 | Hirose, Yoshiyuki (1595) | Lost 0-2 | -151433 |
| 5standard | 652 | Miyagishi, Kohei (1581) | Lost 0-2 | -151418 |
| top | average opponent: 1575record: 2-3 | new rating: 1418 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 646 | Soda, Toshiyuki (1343) | Lost 0-2 | -211458 |
| 2sealed | 800 | Suzuki, Towa (1512) | Lost 0-2 | -171441 |
| 3sealed | 1134 | Tomita, Hiroki (1374) | Lost 1-2 | -191422 |
| top | average opponent: 1410record: 0-3 | new rating: 1422 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 311 | Nishiura, Ryosuke (1715) | Lost 1-2 | -141487 |
| 2sealed | 842 | Inami, Yuuki (1315) | Won 2-0 | +151502 |
| 3sealed | 656 | Kawakami, Takumi (1477) | Won 2-0 | +171519 |
| 4sealed | 419 | Zhang, Yi 1971 (1349) | Lost 1-2 | -211498 |
| 5sealed | 728 | Hirooka, Hideki (1421) | Won 2-1 | +171515 |
| 6sealed | 500 | Ideguchi, Yasuhiro (1521) | Lost 0-2 | -181497 |
| 7sealed | 703 | Ishiyama, Yuuzou (1498) | Lost 0-2 | -181479 |
| top | average opponent: 1471record: 3-4 | new rating: 1479 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 108 | Ishigaki, Kiyotaka (1500) | Won 2-0 | +181520 |
| 2standard | 283 | Hasegawa, Tatuya (1501) | Lost 0-2 | -181502 |
| 3standard | 1040 | Komori, Hiroaki (1466) | Lost 0-2 | -191483 |
| 4standard | 1017 | Sonohara, Takashi (1411) | Won 2-1 | +171500 |
| 5standard | 958 | Hasegawa, Yuuhei (1490) | Lost 1-2 | -181482 |
| 6standard | 1052 | Nozaki, Taiki (1482) | Won 2-0 | +181500 |
| 7standard | 752 | Iida, Ryunosuke (1502) | Won 2-1 | +181518 |
| 8standard | 696 | Yamaji, Shunichi (1575) | Lost 0-2 | -171501 |
| top | average opponent: 1491record: 4-4 | new rating: 1501 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 413 | Ohtsuka, Fukuo (1500) | Won 2-1 | +181518 |
| 2standard | 162 | Seki, Takashi (1538) | Won 2-0 | +181536 |
| 3standard | 130 | Yamada, Daiki (1447) | Lost 0-2 | -191517 |
| 4standard | 421 | Okubo, Reo (1557) | Won 2-1 | +181535 |
| 5standard | 638 | Yamakita, Yuya (1623) | Lost 1-2 | -161519 |
| 6standard | 771 | Ito, Hiroto (1513) | Lost 1-2 | -181501 |
| 7standard | 873 | Liu, Xiao (1527) | Won 2-0 | +181519 |
| 8standard | 572 | Watanabe, Keita (1576) | Lost 0-2 | -171502 |
| top | average opponent: 1535record: 4-4 | new rating: 1502 | ||