Otsubo, Hajime
Current rating: 1501
Record: 3-3-1
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 386 | Endo, Takuya7968 (1367) | Won 2-1 | +161516 |
| 2sealed | 22 | Tamoto, Akihiro (1519) | Lost 0-2 | -181498 |
| 3sealed | 670 | Katsuragi, Atsushi (1540) | Won 2-0 | +181516 |
| 4sealed | 619 | Suzuki, Takehiro (1518) | Draw 1-1 | 01516 |
| 5sealed | 522 | Gojo, Toshiya (1516) | Won 2-0 | +181534 |
| 6sealed | 328 | Nagai, Mamoru (1676) | Lost 0-2 | -151519 |
| 7sealed | 518 | Saiga, Noriaki (1522) | Lost 0-2 | -181501 |
| average opponent: 1522record: 3-3-1 | new rating: 1501 | |||