Katuyama, Naoki
Current rating: 1553
Record: 21-18-1
| Grand Prix Shizuoka 2018 (legacy) (legacy) | starting rating: 1522 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 172 | Kataoka, Tatsuya (1446) | Lost 0-2 | -201502 |
| 2legacy | 403 | Kano, Tomohiko (1482) | Won 2-1 | +181520 |
| 3legacy | 547 | Nakamura, Taro (1326) | Won 2-1 | +141534 |
| 4legacy | 290 | Sagawa, Zen (1464) | Draw 1-1 | -11533 |
| 5legacy | 305 | Ito, Kensuke (1363) | Won 2-1 | +151548 |
| 6legacy | 191 | Jiang, Chenghan (1570) | Won 2-1 | +191567 |
| 7legacy | 112 | Morinaga, Yousuke (1808) | Lost 1-2 | -141553 |
| top | average opponent: 1494record: 4-2-1 | new rating: 1553 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1584 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 179 | Ishiguro, Yuuki (1500) | Lost 1-2 | -191565 |
| 2legacy | 837 | Yamamori, Yuki (1483) | Won 2-0 | +161581 |
| 3legacy | 647 | Kamiyama, Yuji (1461) | Lost 0-2 | -201561 |
| 4legacy | 979 | Ohkouchi, Atsushi (1482) | Lost 0-2 | -191542 |
| 5legacy | 1056 | Yamamoto, Masaki (1439) | Lost 1-2 | -201522 |
| top | average opponent: 1473record: 1-4 | new rating: 1522 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1600 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 815 | Demura, Mitsuhiro (1500) | Lost 1-2 | -201580 |
| 2standard | 1219 | Moriguchi, Yuki (1481) | Lost 1-2 | -201560 |
| 3standard | 1495 | Miki, Hirozou (1480) | Won 2-1 | +171577 |
| 4standard | 1128 | Chuang, GGump (1403) | Won 2-1 | +151592 |
| 5standard | 1079 | Tanaka, Kazuhiko (1488) | Won 2-1 | +161608 |
| 6standard | 714 | Kitabayashi, Takashi (1586) | Lost 0-2 | -191589 |
| 7standard | 831 | Satou, Akihiko (1584) | Won 2-0 | +181607 |
| 8standard | 587 | Oda, Yuuki (1315) | Lost 1-2 | -231584 |
| top | average opponent: 1480record: 4-4 | new rating: 1584 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 591 | Yamada, Takuya (1726) | Won 2-0 | +221507 |
| 4legacy | 598 | Takata, Mutsumu (1454) | Won 2-1 | +171524 |
| 5legacy | 547 | Oda, Hideto (1535) | Lost 0-2 | -181506 |
| 6legacy | 588 | Minoshima, Takenori (1567) | Won 2-1 | +201526 |
| 7legacy | 572 | Yukuhiro, Ken (2015) | Won 2-1 | +261552 |
| 8legacy | 512 | Sugita, Daichi (1669) | Won 2-1 | +201572 |
| 9legacy | 515 | Sasaki, Takayuki (1617) | Lost 1-2 | -171555 |
| 10legacy | 72 | Iwazaki, Yuuta (1646) | Lost 0-2 | -171538 |
| 11legacy | 86 | Shinohara, Kazuaki (1701) | Lost 1-2 | -151523 |
| 12legacy | 104 | Ebihara, Hirotaka (1595) | Won 2-1 | +201543 |
| 13legacy | 73 | Nakahara, Yasuhiro (1541) | Won 2-0 | +181561 |
| 14legacy | 62 | Wang, Guan (1600) | Won 2-0 | +181579 |
| 15legacy | 60 | Ishida, Hiroshi (1726) | Won 2-1 | +211600 |
| top | average opponent: 1645record: 9-4 | new rating: 1600 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 175 | Watanabe, Yuta (1500) | Won 2-0 | +181518 |
| 2modern | 173 | Nozaki, Issei (1518) | Lost 1-2 | -181500 |
| 3modern | 309 | Kurosaki, Hiroki (1607) | Won 2-0 | +201520 |
| 4modern | 293 | Yamaguchi, Tomoyuki (1600) | Lost 1-2 | -171503 |
| 5modern | 353 | Murase, Motonori (1453) | Won 2-0 | +171520 |
| 6modern | 257 | Adachi, Ryosuke (1517) | Lost 0-1 | -181502 |
| 7modern | 300 | Tezuka, Yuuki (1531) | Lost 1-2 | -171485 |
| top | average opponent: 1532record: 3-4 | new rating: 1485 | ||