Sakuma, Takamichi
Current rating: 1372
Record: 14-26
| Regional Championships Aichi 2023 (pioneer) | starting rating: 1414 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 43 | Fujioka, Naoya (1686) | Lost 1-2 | -131401 |
| 2pioneer | 95 | Miyanishi, Makoto (1438) | Lost 0-2 | -171384 |
| 3pioneer | 105 | Nakashima, Atsushi (1749) | Lost 1-2 | -121372 |
| top | average opponent: 1624record: 0-3 | new rating: 1372 | ||
| Regional Championships Chiba 2023 (pioneer) | starting rating: 1412 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 81 | Yamagata, Hiroki (1513) | Lost 0-2 | -161396 |
| 2pioneer | 91 | Izumi, Kento (1620) | Won 2-1 | +221418 |
| 3pioneer | 32 | Kuroiwa, Satoshi (1608) | Won 2-0 | +211439 |
| 4pioneer | 32 | Cho, Jeong Woo (1907) | Lost 0-2 | -101429 |
| 5pioneer | 48 | Nishimura, Hiroshi (1510) | Won 2-1 | +191448 |
| 6pioneer | 46 | Kawata, Kazuki (1518) | Lost 0-2 | -161432 |
| 7pioneer | 54 | asano, shun (1453) | Lost 1-2 | -181414 |
| top | average opponent: 1590record: 3-4 | new rating: 1414 | ||
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1428 | |||
| round | table | opponent (rating) | result | Δrating |
| 3pioneer | 367 | Kakinoki, Junichi (1875) | Lost 1-2 | -101418 |
| 4pioneer | 218 | Renaud, Luke (1711) | Won 2-1 | +231441 |
| 5pioneer | 206 | Mukai, Koudai (1546) | Lost 0-2 | -161425 |
| 6pioneer | 316 | Nishimura, Takashi 6132 (1658) | Lost 1-2 | -141411 |
| 7pioneer | 483 | Nakazawa, Koutarou (1289) | Lost 0-2 | -201391 |
| 8pioneer | 376 | Ishii, Hiroyuki (1551) | Won 2-1 | +211412 |
| top | average opponent: 1605record: 2-4 | new rating: 1412 | ||
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1407 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 352 | Horie, Tooru (1750) | Lost 0-2 | -121395 |
| 4sealed | 661 | Tomioka, Shota (1583) | Won 2-1 | +211416 |
| 5sealed | 334 | Ichikawa, Shoichi (1611) | Lost 0-2 | -141402 |
| 6sealed | 482 | Kagawa, Hajime (1408) | Won 2-1 | +181420 |
| 7sealed | 288 | Azuma, Nobuaki (1673) | Won 2-1 | +221442 |
| 8sealed | 245 | Sebastian, Joshua (1644) | Lost 0-2 | -141428 |
| top | average opponent: 1612record: 3-3 | new rating: 1428 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1400 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 425 | Kaneko, Yasuki (1562) | Lost 1-2 | -151385 |
| 3modern | 833 | Kanno, Ryouji (1486) | Won 2-1 | +201405 |
| 4modern | 311 | Yamamoto, Yuya (1487) | Lost 1-2 | -171388 |
| 5modern | 823 | Kobayashi, Yuu (1502) | Won 2-0 | +201408 |
| 6modern | 642 | Ikeda, Takeaki (1335) | Lost 1-2 | -191389 |
| 7modern | 704 | Yamamoto, Seigo (1376) | Won 2-1 | +181407 |
| top | average opponent: 1458record: 3-3 | new rating: 1407 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1444 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 376 | Natsukawa, Makoto (1507) | Lost 1-2 | -171427 |
| 3standard | 772 | Kondo, Fumiya (1660) | Won 2-1 | +221449 |
| 4standard | 562 | Kinoshita, Daichi (1456) | Won 2-0 | +181467 |
| 5standard | 507 | Miller, Alexander (1480) | Lost 1-2 | -171450 |
| 6standard | 613 | Ando, Masanori (1511) | Lost 1-2 | -171433 |
| 7standard | 725 | Seki, Kentaro (1645) | Lost 0-2 | -141419 |
| 8standard | 668 | Shiohata, Ryosuke (1399) | Lost 0-2 | -191400 |
| top | average opponent: 1522record: 2-5 | new rating: 1400 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 759 | Hiraga, Yuki (1500) | Lost 1-2 | -181482 |
| 2standard | 947 | Muir, Brandon (1433) | Won 2-0 | +171499 |
| 3standard | 1126 | Takita, Takeshi (1480) | Lost 0-2 | -181481 |
| 4standard | 1211 | Akai, Yusuke (1483) | Lost 0-2 | -181463 |
| 5standard | 1392 | Fujii, Shingo (1413) | Lost 0-2 | -191444 |
| top | average opponent: 1462record: 1-4 | new rating: 1444 | ||