Motoyama, Souichirou
Current rating: 1420
Record: 10-16
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1427 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 528 | Satou, Masayoshi (1601) | Lost 1-2 | -141413 |
| 2standard | 674 | Seki, Keita (1698) | Lost 1-2 | -131400 |
| 3standard | 1049 | Shirai, Shota 0605 (1465) | Won 2-1 | +191419 |
| 4standard | 879 | Ohara, Wataru (1422) | Lost 1-2 | -181401 |
| 5standard | 968 | Honda, Masaki (1326) | Won 2-0 | +161417 |
| 6standard | 799 | Oka, Kenji (1479) | Lost 1-2 | -161401 |
| 7standard | 769 | Satou, Yoshinobu (1469) | Won 2-1 | +191420 |
| top | average opponent: 1494record: 3-4 | new rating: 1420 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1443 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 437 | Hirata, Keisuke4111 (1483) | Lost 1-2 | -171426 |
| 2sealed | 679 | Torigoe, Yoshihisa (1482) | Lost 1-2 | -171409 |
| 3sealed | 1058 | Miyata, Tomoaki (1441) | Won 2-0 | +181427 |
| top | average opponent: 1469record: 1-2 | new rating: 1427 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1515 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 571 | Hara, Akihiro (1464) | Lost 0-2 | -191496 |
| 2standard | 688 | Ogata, Syou (1648) | Lost 1-2 | -161480 |
| 3standard | 1225 | Matsuda, Kohei (1461) | Lost 0-2 | -181462 |
| 4standard | 1280 | Tokeshi, Hiroki (1408) | Lost 0-2 | -191443 |
| top | average opponent: 1495record: 0-4 | new rating: 1443 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1548 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2106 | Matsushima, Kyousuke (1500) | Lost 0-2 | -191529 |
| 2sealed | 2326 | Kabasawa, Kouki (1480) | Won 2-0 | +171546 |
| 3sealed | 2329 | Moriya, Toshihiko (1615) | Lost 1-2 | -171529 |
| 4sealed | 2341 | Takasugi, Ryouta (1704) | Lost 0-2 | -141515 |
| top | average opponent: 1575record: 1-3 | new rating: 1515 | ||
| Grand Prix Kobe 2012 (DKA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 81 | Hayashi, Hiroki (1670) | Won 2-1 | +211521 |
| 3sealed | 128 | Takahashi, Kenji (1502) | Lost 0-2 | -181503 |
| 4sealed | 162 | Kaji, Kyousuke (1427) | Won 2-0 | +161519 |
| 5sealed | 138 | Furukawa, Kai (1539) | Won 2-0 | +191538 |
| 6sealed | 71 | Mihara, Makihito (1894) | Lost 0-2 | -121526 |
| 7sealed | 189 | Takano, Kouhei (1501) | Won 2-1 | +171543 |
| 8sealed | 158 | Kanno, Atsushi (1658) | Lost 1-2 | -151528 |
| 9sealed | 164 | Sato, Rei (1655) | Won 2-1 | +201548 |
| top | average opponent: 1606record: 5-3 | new rating: 1548 | ||