Maruyama, Hiromu
Current rating: 1445
Record: 2-5
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 162 | Umeyama, Yuuichi (1607) | Lost 1-2 | -161484 |
| 2standard | 818 | Yamamoto, Yasutaka (1482) | Lost 1-2 | -181466 |
| 3standard | 1086 | Ishizaka, Akira (1401) | Won 2-0 | +171483 |
| 4standard | 1029 | Deguchi, Takahiro (1403) | Lost 1-2 | -201463 |
| 5standard | 1069 | Furugen, Takeji (1430) | Lost 0-2 | -181445 |
| 6standard | 941 | Kamon, Hirofumi (1446) | Won 2-0 | +181463 |
| 7standard | 751 | Kobayashi, Haruka (1463) | Lost 0-2 | -181445 |
| average opponent: 1462record: 2-5 | new rating: 1445 | |||