Takehana, Atsushi
Current rating: 1485
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 118 | Kokubun, Taiki (1453) | Won 2-1 | +181482 |
| 2sealed | 115 | Tashiro, Kouhei (1650) | Lost 1-2 | -151467 |
| 3sealed | 737 | Sasaki, Ken (1490) | Lost 1-2 | -181449 |
| 4sealed | 792 | Yusuke, Igarashi (1480) | Won 2-0 | +191468 |
| 5sealed | 798 | Kamezawa, Yoshifumi (1341) | Won 2-1 | +161484 |
| 6sealed | 661 | Hosak, Daniel (1517) | Won 2-0 | +181502 |
| 7sealed | 327 | Yamashina, Yusuke (1538) | Lost 0-2 | -171485 |
| top | average opponent: 1495record: 4-3 | new rating: 1485 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 69 | Yamazaki, Shuhei (1428) | Lost 1-2 | -191447 |
| 2modern | 884 | Takeuchi, Keisuke (1443) | Lost 1-2 | -181429 |
| 3modern | 1053 | Iijima, Hiderou (1465) | Won 2-0 | +191448 |
| 4modern | 916 | Kang, Seungjae (1478) | Lost 1-2 | -181430 |
| 5modern | 1037 | Hiyama, Seiya (1391) | Won 2-0 | +181448 |
| 6modern | 858 | Hanawa, Atsushi (1409) | Won 2-1 | +171465 |
| 7modern | 661 | Takagi, Kenji (1461) | Won 2-0 | +181483 |
| 8modern | 406 | Okada, Koji (1440) | Lost 0-2 | -191464 |
| top | average opponent: 1439record: 4-4 | new rating: 1464 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 750 | Takekiyo, Koji (1297) | Won 2-1 | +141514 |
| 2standard | 595 | Tokunaga, Takayuki (1528) | Lost 1-2 | -171497 |
| 3standard | 975 | Soyama, Tomohiro (1465) | Won 2-0 | +171514 |
| 4standard | 728 | Okumura, Yuji (1827) | Won 2-1 | +241538 |
| 5standard | 549 | Sakata, Naoya (1597) | Lost 0-2 | -171521 |
| 6standard | 496 | Planter Fernandez, Carlos (1529) | Lost 1-2 | -181503 |
| 7standard | 624 | Yokotsuka, Yu (1466) | Lost 1-2 | -191484 |
| 8standard | 699 | Miura, Daichi (1476) | Lost 0-2 | -181466 |
| top | average opponent: 1523record: 3-5 | new rating: 1466 | ||