Katsuta, Takafumi
Current rating: 1443
Record: 14-20-1
| Grand Prix Hong Kong 2018 (modern) | starting rating: 1384 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 55 | Li, Kwong San (1494) | Lost 0-2 | -161368 |
| 2modern | 304 | Lacorte, Eddril (1554) | Lost 1-2 | -151353 |
| 3modern | 399 | Wong, Natalie (1573) | Lost 0-2 | -141339 |
| 4modern | 417 | Smith, Ethan (1448) | Won 2-1 | +201359 |
| 5modern | 391 | Zhuang, Lingzheng (1638) | Won 2-1 | +231382 |
| 6modern | 313 | Pan, Beier (1484) | Won 2-0 | +201402 |
| 7modern | 279 | Torres Dimani, Diego Sebatian (1500) | Won 2-0 | +201422 |
| 8modern | 205 | Pagtakhan, Werick (1599) | Won 2-1 | +211443 |
| top | average opponent: 1536record: 5-3 | new rating: 1443 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1383 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 349 | Yamaguchi, Tomohiro (1486) | Won 2-0 | +201403 |
| 2modern | 580 | Miyake, Daisuke (1500) | Lost 1-2 | -171386 |
| 3modern | 1080 | Tamai, Hideaki (1483) | Won 2-0 | +201406 |
| 4modern | 863 | Kubo, Yuta (1547) | Lost 0-2 | -151391 |
| 5modern | 975 | Takeshita, Shuhei (1475) | Won 2-0 | +191410 |
| 6modern | 736 | Toma, Hiroto (1716) | Won 2-1 | +241434 |
| 7modern | 306 | Suzuki, Kousei (1564) | Lost 0-2 | -161418 |
| 8modern | 593 | Shimamura, Kazushige (1409) | Lost 1-2 | -181400 |
| 9modern | 637 | Hayashi, Masayori (1496) | Lost 1-2 | -161384 |
| top | average opponent: 1520record: 4-5 | new rating: 1384 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 168 | Watanabe, Kouhei (1483) | Won 2-0 | +191482 |
| 2legacy | 343 | Imai, Tomoyuki (1524) | Lost 0-2 | -181464 |
| 3legacy | 848 | Tomizawa, Shoudai (1537) | Lost 1-2 | -161448 |
| 4legacy | 1037 | Goto, Yuki (1538) | Lost 0-2 | -171431 |
| 5legacy | 1099 | Maurici, Micheal (1713) | Lost 1-2 | -131418 |
| 6legacy | 1050 | Kataoka, Tatsuya (1446) | Lost 0-2 | -171401 |
| 7legacy | 977 | Schenke, Manuel (1431) | Lost 0-2 | -181383 |
| 8legacy | 883 | Ohshiba, Atsushi (1331) | Won 2-0 | +171400 |
| 9legacy | 772 | Ables, Angelo (1424) | Lost 1-2 | -171383 |
| top | average opponent: 1492record: 2-7 | new rating: 1383 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 66 | Ando, Taiki (1500) | Won 2-0 | +181518 |
| 2standard | 566 | Satou, Takuma (1518) | Draw 1-1 | 01518 |
| 3standard | 744 | Ikematsu, Taishi (1516) | Lost 1-2 | -181500 |
| 4standard | 1062 | Tomita, Kei (1605) | Lost 0-2 | -161484 |
| 5standard | 1315 | Tanimoto, Kazufumi (1479) | Won 2-0 | +181502 |
| 6standard | 1039 | Okamoto, Yasutaka (1445) | Lost 0-2 | -191483 |
| 7standard | 1152 | Watanabe, Shouichi (1442) | Lost 0-2 | -191464 |
| 8standard | 1028 | Wakairo, Tatsuya (1465) | Lost 1-2 | -181446 |
| 9standard | 884 | Blanco, Philip (1402) | Won 2-1 | +171463 |
| top | average opponent: 1486record: 3-5-1 | new rating: 1463 | ||