Matsuo, Akiyoshi
Current rating: 1553
Record: 19-15
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1538 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 180 | Kondou, Masaru (1573) | Won 2-1 | +181556 |
| 2sealed | 278 | Ujihara, Atsushi (1521) | Won 2-1 | +181574 |
| 3sealed | 221 | Hosoi, Ippei (1574) | Lost 0-2 | -181556 |
| 4sealed | 207 | Thompson, Liam (1513) | Won 2-1 | +171573 |
| 5sealed | 127 | Masuda, Ryou (1535) | Lost 1-2 | -191554 |
| 6sealed | 217 | Nakano, Ryo (1487) | Won 2-0 | +171571 |
| 7sealed | 202 | Welty, Jaramiah (1561) | Lost 1-2 | -181553 |
| top | average opponent: 1538record: 4-3 | new rating: 1553 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1561 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 875 | Terawaki, Koji (1500) | Lost 0-2 | -191542 |
| 2sealed | 1095 | Matsumura, Hideyuki (1462) | Won 2-1 | +171559 |
| 3sealed | 965 | Tokita, Toshimi (1505) | Won 2-0 | +171576 |
| 4sealed | 937 | Yoshida, Kota (1514) | Lost 1-2 | -191557 |
| 5sealed | 901 | Sato, Osamu (1503) | Lost 1-2 | -191538 |
| top | average opponent: 1497record: 2-3 | new rating: 1538 | ||
| Grand Prix Yokohama 2012 (modern) | starting rating: 1554 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 200 | Kamada, Shingo (1500) | Lost 1-2 | -191535 |
| 2modern | 516 | Satou, Ryota (1482) | Won 2-0 | +171552 |
| 3modern | 444 | Saida, Toshihiro (1422) | Won 2-0 | +161568 |
| 4modern | 287 | Tedori, Kota (1518) | Won 2-0 | +171585 |
| 5modern | 105 | Ganaha, Daichi (1520) | Won 2-1 | +171602 |
| 6modern | 59 | Tokura, Mikihiro (1476) | Lost 1-2 | -201582 |
| 7modern | 198 | Hosaka, Masateru (1441) | Lost 1-2 | -211561 |
| top | average opponent: 1480record: 4-3 | new rating: 1561 | ||
| Grand Prix Fukuoka 2002 (TOR limited) | starting rating: 1537 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 41 | Kawasaki, Daisuke (1518) | Won 2-0 | +181555 |
| 2sealed | 21 | Kobayashi, Masanori (1619) | Won 2-1 | +191574 |
| 3sealed | 22 | Nagaoka, Takayuki (1687) | Lost 1-2 | -161558 |
| 4sealed | 100 | Inanaga, Nobuyuki (1501) | Won 2-0 | +171575 |
| 5sealed | 52 | Takao, Fumiaki (1502) | Won 2-0 | +171592 |
| 6sealed | 30 | Shiki, Kazumasa (1544) | Lost 1-2 | -191573 |
| 7sealed | 64 | Wang, Ming Chee (1544) | Lost 1-2 | -191554 |
| top | average opponent: 1559record: 4-3 | new rating: 1554 | ||
| Grand Prix Shizuoka 2001 (ODY limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 123 | Morikawa, Yoshimi (1433) | Won 2-0 | +171517 |
| 2sealed | 176 | Sando, Masao (1554) | Lost 0-2 | -181499 |
| 3sealed | 186 | Suzuki, Keisuke (1500) | Won 2-0 | +181517 |
| 4sealed | 106 | Takayanagi, Michio (1521) | Lost 1-2 | -171500 |
| 5sealed | 185 | Yamada, Yu (1501) | Won 1-0 | +181518 |
| 6sealed | 132 | Komiyama, Hideki (1519) | Lost 0-2 | -181500 |
| 7sealed | 141 | Kawana, Masato (1500) | Won 2-0 | +181518 |
| 8sealed | 101 | Koji, Kazumasa (1617) | Won 2-0 | +191537 |
| top | average opponent: 1518record: 5-3 | new rating: 1537 | ||