Numata, Kou
Current rating: 1470
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 447 | Matsui, Kouhei (1461) | Lost 1-2 | -181463 |
| 2sealed | 960 | Kato, Daiki (1464) | Won 2-1 | +181481 |
| 3sealed | 691 | Kinugasa, Satoshi (1821) | Lost 1-2 | -121469 |
| 4sealed | 931 | Kuroda, Yu (1483) | Won 2-0 | +181487 |
| 5sealed | 635 | Odagiri, Mato (1529) | Lost 1-2 | -171470 |
| top | average opponent: 1552record: 2-3 | new rating: 1470 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 263 | Nogami, Tokio (1561) | Lost 0-2 | -171481 |
| 2sealed | 844 | Onishi, Akira (1450) | Lost 1-2 | -181463 |
| 3sealed | 1091 | Ushio, Atsushi (1740) | Lost 1-2 | -131450 |
| 4sealed | 1136 | Mikami, Wataru (1330) | Won 2-0 | +151465 |
| 5sealed | 982 | Yamamoto, Seigo (1441) | Won 2-1 | +181483 |
| 6sealed | 843 | Taniguchi, Hiromasa (1486) | Won 2-1 | +181501 |
| 7sealed | 771 | Mizutani, Akitoshi (1413) | Lost 0-2 | -201481 |
| top | average opponent: 1489record: 3-4 | new rating: 1481 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1537 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 38 | Yamashita, Tatsuyoshi (1517) | Won 2-1 | +181555 |
| 2sealed | 48 | Yamashita, Yoshiki (1537) | Lost 1-2 | -181537 |
| 3sealed | 664 | Kajiwara, Shou (1679) | Won 2-0 | +201557 |
| 4sealed | 622 | Suzuki, Ryuuichi (1460) | Lost 1-2 | -191538 |
| 5sealed | 701 | Kawakami, Yoshinobu (1498) | Lost 0-2 | -191519 |
| 6sealed | 913 | Kurikage, Kazuya (1364) | Lost 1-2 | -211498 |
| top | average opponent: 1509record: 2-4 | new rating: 1498 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1376 | Nakanishi, Kota (1500) | Won 2-0 | +181518 |
| 2sealed | 1163 | Kabashima, Takuya (1551) | Lost 1-2 | -171501 |
| 3sealed | 1240 | Nakata, Yuusaku (1499) | Won 2-1 | +181519 |
| 4sealed | 1028 | Suzuki, Masahiro (1543) | Won 2-0 | +181537 |
| 5sealed | 914 | Yeo, Tinghui (1549) | Won 2-1 | +181555 |
| 6sealed | 861 | Nguyen, Quang (1503) | Won 2-1 | +171572 |
| 7sealed | 881 | Nagao, Takuya (1427) | Lost 1-2 | -201552 |
| 8sealed | 869 | Takeishi, Kouji (1764) | Lost 1-2 | -151537 |
| top | average opponent: 1542record: 5-3 | new rating: 1537 | ||