Hirata, Jun
Current rating: 1500
Record: 12-12
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1513 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 219 | Satou, Ryota8302 (1500) | Lost 0-2 | -181495 |
| 2sealed | 421 | Tashiro, Hayato (1716) | Won 2-1 | +221517 |
| 3sealed | 297 | Narita, Kazuyoshi (1593) | Won 2-1 | +191536 |
| 4sealed | 231 | Hoshino, Hiroyuki (1542) | Lost 0-2 | -181518 |
| 5sealed | 328 | Tsutsumi, Shuuhei (1499) | Lost 1-2 | -181500 |
| top | average opponent: 1570record: 2-3 | new rating: 1500 | ||
| Grand Prix Sendai 2004 (DST limited) | starting rating: 1534 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 43 | Ushie, Yuuta (1512) | Won 2-0 | +171551 |
| 2sealed | 16 | Sasaki, Minoru (1485) | Won 2-0 | +171568 |
| 3sealed | 19 | Kikuchi, Satoru (1579) | Lost 0-2 | -181550 |
| 4sealed | 107 | Shoji, Tatsuro (1491) | Lost 1-2 | -191531 |
| 5sealed | 152 | Nonaka, Kentarou (1516) | Lost 0-2 | -181513 |
| top | average opponent: 1516record: 2-3 | new rating: 1513 | ||
| Grand Prix Sapporo 2002 (Odyssey block) | starting rating: 1554 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 2 | Fujiya, Arata (1500) | Lost 1-2 | -191535 |
| 3block | 114 | Yoshikawa, Yuusuke (1541) | Lost 1-2 | -181517 |
| 4block | 163 | Yoshino, Fumihito (1482) | Won 2-1 | +171534 |
| 5block | 134 | Ohyama, Satoshi (1499) | Won 2-0 | +181552 |
| 6block | 118 | Nagura, Hiroto (1564) | Lost 0-2 | -181534 |
| top | average opponent: 1517record: 2-3 | new rating: 1534 | ||
| Grand Prix Kobe 2001 (Invasion block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 98 | Kitamikado, Masanori (1464) | Won 2-0 | +171517 |
| 2block | 76 | Tanikawa, Itaru (1482) | Won 2-0 | +181535 |
| 3block | 11 | Akemitsu, Hiroaki (1519) | Lost 0-2 | -191516 |
| 4block | 310 | Tsuji, Tetsu (1518) | Won 2-0 | +181534 |
| 5block | 178 | Maeno, Ryuju (1535) | Won 2-0 | +181552 |
| 6block | 125 | Sugimoto, Takashi (1620) | Lost 1-2 | -161536 |
| 7block | 206 | Chiwata, Ryo (1539) | Won 2-1 | +181554 |
| 8block | 160 | Terasawa, Kazuya (1537) | Won 2-1 | +171571 |
| 9block | 57 | Fujisawa, Go (1585) | Lost 0-2 | -171554 |
| top | average opponent: 1533record: 6-3 | new rating: 1554 | ||