Tanaka, Hiroyuki
Current rating: 1443
Record: 7-10
| Grand Prix Kobe 2017 (modern) | starting rating: 1503 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 112 | Kai, Masatoshi (1341) | Lost 0-2 | -211482 |
| 2modern | 846 | Kihara, Akio (1372) | Lost 0-2 | -201462 |
| 3modern | 1219 | Nishikawa, Suguru (1472) | Won 2-1 | +181480 |
| 4modern | 1227 | Murakami, Yuuki 5742 (1482) | Won 2-1 | +181498 |
| 5modern | 994 | Katagiri, Keisuke (1488) | Lost 0-2 | -181480 |
| 6modern | 1070 | Hannuki, Yuya (1462) | Lost 1-2 | -191461 |
| 7modern | 1072 | Ueda, Wataru 2019 (1471) | Lost 0-2 | -171444 |
| 8modern | 917 | Kondo, Go (1435) | Won 2-1 | +181462 |
| 9modern | 801 | Miwa, Kazuki (1442) | Lost 0-2 | -191443 |
| average opponent: 1441record: 3-6 | new rating: 1443 | |||
| Grand Prix Kobe 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 220 | Ikoma, Tomoyuki (1473) | Lost 0-2 | -181482 |
| 2modern | 445 | Honma, Ikuya (1539) | Lost 0-2 | -171465 |
| 3modern | 519 | Okada, Shu (1463) | Lost 0-2 | -181447 |
| 4modern | 559 | Mizuno, Shiori (1444) | Won 2-0 | +171464 |
| 5modern | 505 | Shimoda, Toshiki (1462) | Won 2-1 | +181482 |
| 6modern | 407 | Sakate, Shunsuke (1458) | Won 2-1 | +181500 |
| 7modern | 359 | Kishi, Hideyuki (1467) | Lost 1-2 | -191481 |
| 8modern | 313 | Saito, Takaya (1664) | Won 2-0 | +221503 |
| average opponent: 1496record: 4-4 | new rating: 1503 | |||