Sugiyama, Tomochika
Current rating: 1454
Record: 4-7
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1471 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 218 | Tanaka, Takahiro (1524) | Lost 1-2 | -171454 |
| 2sealed | 845 | Tomiyama, Shin (1384) | Won 2-1 | +161470 |
| 3sealed | 771 | Ichimura, Yuji (1510) | Won 2-0 | +191489 |
| 4sealed | 573 | Sasahara, Takuya (1518) | Lost 0-2 | -171472 |
| 5sealed | 680 | Onishi, Kouhei (1502) | Lost 0-2 | -181454 |
| average opponent: 1488record: 2-3 | new rating: 1454 | |||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 105 | Nakai, Mitsuki (1500) | Lost 0-2 | -181482 |
| 2sealed | 788 | Hashimoto, Ryunosuke (1500) | Won 2-0 | +181500 |
| 3sealed | 567 | Katagiri, Shinichi (1600) | Won 2-0 | +201520 |
| 4sealed | 359 | Wang, Yidong (1755) | Lost 1-2 | -141506 |
| 5sealed | 795 | Kneeshaw, Louis (1591) | Lost 1-2 | -161490 |
| 6sealed | 894 | Miwa, Yusuke (1424) | Lost 0-2 | -191471 |
| average opponent: 1562record: 2-4 | new rating: 1471 | |||