Honda, Jotaro
Current rating: 1484
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1521 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 310 | Matsui, Shintaro (1387) | Lost 0-2 | -201501 |
| 2sealed | 545 | Hamano, Kouhei (1613) | Lost 1-2 | -161485 |
| 3sealed | 1048 | Hata, Tomonori0099 (1383) | Lost 1-2 | -201465 |
| 4sealed | 1029 | Hirano, Shingo (1534) | Won 2-1 | +191484 |
| top | average opponent: 1479record: 1-3 | new rating: 1484 | ||
| Grand Prix Shizuoka 2018 (legacy) (legacy) | starting rating: 1526 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 371 | Kimura, Keita (1465) | Won 2-1 | +171543 |
| 2legacy | 129 | Hirano, Shingo (1577) | Lost 1-2 | -181525 |
| 3legacy | 469 | Toshikawa, Kento (1598) | Won 2-0 | +201545 |
| 4legacy | 362 | Otsuka, Yasumasa (1387) | Lost 0-2 | -211524 |
| 5legacy | 353 | Nogami, Tokio (1534) | Lost 0-2 | -181506 |
| 6legacy | 469 | Sintoni, Filippo (1582) | Won 2-0 | +191525 |
| 7legacy | 315 | Uchiyama, Masataka (1501) | Lost 0-2 | -181507 |
| 8legacy | 371 | Yamano, Tatsuto (1304) | Won 2-1 | +141521 |
| top | average opponent: 1493record: 4-4 | new rating: 1521 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 387 | Tasugi, Keigo (1437) | Won 2-0 | +171517 |
| 2legacy | 30 | Niinuma, Hiroki (1672) | Won 2-0 | +211538 |
| 3legacy | 400 | Mita, Ryoichi (1482) | Lost 1-2 | -191519 |
| 4legacy | 710 | Saitou, Ryuuga (1894) | Lost 1-2 | -121507 |
| 5legacy | 836 | Ando, Satoru (1488) | Lost 0-2 | -181489 |
| 6legacy | 808 | Hieda, Ryu (1488) | Won 2-0 | +181507 |
| 7legacy | 786 | Wong, Bryan Inno N (1527) | Won 2-1 | +181525 |
| 8legacy | 682 | Kim, Min-Seok (1571) | Won 2-0 | +191544 |
| 9legacy | 382 | Iwasaki, Yutaka (1537) | Lost 0-2 | -181526 |
| top | average opponent: 1566record: 5-4 | new rating: 1526 | ||