Takahashi, Hajime
Current rating: 1388
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 333 | Okamoto, Jin (1690) | Won 2-0 | +221469 |
| 2sealed | 327 | Kokubu, Yusuke (1670) | Lost 0-2 | -141455 |
| 3sealed | 742 | Murakami, Takayuki (1505) | Lost 1-2 | -181437 |
| 4sealed | 840 | Morishima, Noriaki (1477) | Lost 0-2 | -171420 |
| 5sealed | 873 | Tomiyama, Shin (1350) | Lost 0-2 | -191401 |
| 6sealed | 789 | Yamada, Tsutomu (1471) | Lost 1-2 | -171384 |
| 7sealed | 657 | Yamagami, Daisuke (1432) | Won 2-1 | +191403 |
| 8sealed | 534 | Yamashiro, Mitsuru (1584) | Lost 0-2 | -151388 |
| top | average opponent: 1522record: 2-6 | new rating: 1388 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1505 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 141 | Ohmura, Satoshi (1504) | Lost 1-2 | -181487 |
| 2modern | 950 | Takahashi, Haruki 9522 (1487) | Won 2-1 | +181505 |
| 3modern | 806 | Ogura, Shigeru (1345) | Lost 0-2 | -211484 |
| 4modern | 864 | Jinnai, Ryosuke (1416) | Lost 1-2 | -191465 |
| 5modern | 960 | Fukuda, Keisuke (1465) | Lost 0-2 | -181447 |
| top | average opponent: 1443record: 1-4 | new rating: 1447 | ||
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 248 | Hashikami, Taisuke (1501) | Won 2-0 | +181518 |
| 2standard | 104 | Nakajima, Hiroki (1412) | Won 2-1 | +161534 |
| 3standard | 377 | Yasue, Hayato (1494) | Lost 1-2 | -191515 |
| 4standard | 471 | Yoshida, Kei (1430) | Won 2-0 | +171532 |
| 5standard | 432 | Hiroi, Naoki (1547) | Lost 0-2 | -181514 |
| 6standard | 434 | Shiozaki, Toshinori (1866) | Lost 0-2 | -121502 |
| 7standard | 552 | Tanaka, Yuichi (1617) | Won 2-0 | +201522 |
| 8standard | 417 | Kabeya, Atsushi (1541) | Lost 1-2 | -171505 |
| top | average opponent: 1551record: 4-4 | new rating: 1505 | ||