Kato, Akinobu
Current rating: 1588
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 250 | Kitahashi, Kichi (1518) | Won 2-0 | +181534 |
| 2sealed | 431 | Matsuzaki, Akira (1569) | Won 2-0 | +191553 |
| 3sealed | 383 | Ikeuchi, Ryota (1519) | Won 2-1 | +171570 |
| 4sealed | 187 | Saida, Toshihiro (2020) | Won 2-1 | +261596 |
| 5sealed | 116 | Kitamoto, Hiroki (1958) | Lost 1-2 | -121584 |
| 6sealed | 187 | Kimura, Minori (1447) | Lost 1-2 | -201564 |
| 7sealed | 461 | Horikoshi, Takayuki (1574) | Won 2-1 | +181582 |
| 8sealed | 216 | Shiota, Akihiko (1800) | Won 2-1 | +221604 |
| 9sealed | 149 | Nakai, Yutaka (1756) | Lost 1-2 | -151589 |
| 10draft | 211 | Kimura, Yusuke (1615) | Won 2-0 | +181607 |
| 11draft | 163 | Higashimori, Kazunori (1567) | Lost 0-2 | -181589 |
| 12draft | 97 | Tokuyama, Yutaro (1563) | Won 2-0 | +171606 |
| 13draft | 84 | Takao, Naoki (1618) | Lost 1-2 | -181588 |
| top | average opponent: 1656record: 8-5 | new rating: 1588 | ||
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 75 | Yamada, Ayumu (1500) | Won 2-0 | +181534 |
| 2standard | 95 | Kusunoki, Iori (1462) | Lost 0-2 | -191515 |
| 3standard | 677 | Kudo, Koichi (1722) | Won 2-1 | +211536 |
| 4standard | 389 | Adachi, Ryosuke (1528) | Won 2-0 | +181554 |
| 5standard | 345 | Suzuki, Yuga (1544) | Lost 1-2 | -181536 |
| 6standard | 426 | Oyama, Keishiro (1522) | Won 2-0 | +181554 |
| 7standard | 191 | Kikuchi, Masanobu (1510) | Lost 0-2 | -191535 |
| 8standard | 416 | Nakajima, Ryo (1499) | Lost 0-2 | -191516 |
| top | average opponent: 1536record: 4-4 | new rating: 1516 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 258 | Shirakawa, Takumi (1500) | Lost 1-2 | -181482 |
| 2standard | 832 | Pang, Zhong Chern (1484) | Lost 0-2 | -181464 |
| 3standard | 1080 | Kobayashi, Yuta (1493) | Won 2-0 | +191483 |
| 4standard | 975 | Tateyama, Masato (1358) | Won 2-1 | +151498 |
| 5standard | 718 | Tanaka, Hiroki (1518) | Won 2-1 | +191517 |
| 6standard | 398 | Oshima, Shimpei (1490) | Lost 1-2 | -191498 |
| 7standard | 569 | Kurosawa, Yuuki7831 (1513) | Won 2-0 | +181516 |
| 8standard | 511 | Strautz, Marcel (1506) | Lost 1-2 | -181498 |
| 9standard | 425 | Shiraki, Kento (1500) | Won 2-0 | +181516 |
| top | average opponent: 1485record: 5-4 | new rating: 1516 | ||