Yamashiro, Mitsuru
Current rating: 1599
Record: 14-9
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1646 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 73 | Nakaigawa, Takeshi (1563) | Lost 0-2 | -191627 |
| 2sealed | 648 | Maryu, Sotaro (1435) | Won 2-0 | +141641 |
| 3sealed | 762 | Hayashi, Shouya (1823) | Lost 0-2 | -141627 |
| 4sealed | 1002 | Munakata, Shohei (1486) | Lost 1-2 | -211606 |
| 5sealed | 902 | Kimura, Yu7770 (1501) | Won 2-0 | +161622 |
| 6sealed | 689 | Fujita, Toshihide (1660) | Lost 0-2 | -171605 |
| 7sealed | 643 | Sasaki, Tsuyoshi (1432) | Lost 0-2 | -211584 |
| 8sealed | 534 | Takahashi, Hajime (1403) | Won 2-0 | +151599 |
| average opponent: 1538record: 3-5 | new rating: 1599 | |||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 269 | Sasaki, Kazuo (1587) | Won 2-1 | +201520 |
| 2sealed | 9 | Taniguchi, Reo (1610) | Lost 0-2 | -171503 |
| 3sealed | 911 | Kawata, Yoshiaki (1513) | Won 2-1 | +181521 |
| 4sealed | 385 | Komada, Shun (1602) | Lost 1-2 | -161505 |
| 5sealed | 535 | Chao, Xiang (1500) | Won 2-1 | +181523 |
| 6sealed | 643 | Arakaki, Yuuichi (1500) | Won 2-1 | +171540 |
| 7sealed | 499 | Aoi, Masashi (1489) | Won 2-1 | +171557 |
| 8sealed | 154 | Ohira, Takashi (1527) | Won 2-0 | +181575 |
| 9sealed | 70 | Lee, Shi Tian (1944) | Lost 1-2 | -121563 |
| 10draft | 651 | Iriki, Takumi (1498) | Won 2-0 | +171580 |
| 11draft | 741 | Mak, Wai Hou (1791) | Won 2-1 | +221602 |
| 12draft | 757 | Makino, Takashi (1708) | Won 2-0 | +201622 |
| 13draft | 616 | Nomura, Tsuyoshi (1723) | Won 2-0 | +201642 |
| 14draft | 690 | Senba, Kotaro (1850) | Lost 1-2 | -151627 |
| 15draft | 686 | Wang, Arthur (1678) | Won 2-0 | +191646 |
| average opponent: 1635record: 11-4 | new rating: 1646 | |||