Yamakawa, Shinichiro
Current rating: 1532
Record: 10-11-1 (GP) / 9-11 (professional)
| Pro Tour Kyoto 2009 (CON standard) | starting rating: 1525 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 160 | Filgueira, Ivan (1482) | Won 2-0 | +171542 |
| 2standard | 52 | Besso, David (1708) | Lost 0-2 | -151527 |
| 3standard | 88 | Ruel, Olivier (2048) | Lost 1-2 | -91518 |
| 4standard | 99 | Sadeghpour, Johan (1803) | Won 2-1 | +231541 |
| 5draft | 21 | Lee, Joseph (1611) | Lost 0-2 | -171524 |
| 6draft | 72 | Jian, Sheng Xiu (1683) | Lost 1-2 | -151509 |
| 7draft | 145 | Alvarado, Saul (1795) | Won 2-1 | +231532 |
| top | average opponent: 1733record: 3-4 | new rating: 1532 | ||
| Grand Prix Matsuyama 2005 (BOK limited) | starting rating: 1550 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 3 | Akase, Kouhei (1554) | Won 2-1 | +181568 |
| 4sealed | 13 | Ishii, Taisuke (1581) | Draw 1-1 | +11569 |
| 5sealed | 33 | Kunugi, Ryou (1426) | Won 2-0 | +151584 |
| 6sealed | 17 | Miyaoka, Hiroyuki (1489) | Won 2-1 | +161600 |
| 7sealed | 8 | Nakao, Munenari (1513) | Lost 1-2 | -191581 |
| 8sealed | 25 | Katayose, Shingo (1586) | Won 2-0 | +181599 |
| 9draft | 11 | Nonaka, Kentarou (1689) | Lost 0-2 | -171582 |
| 10draft | 22 | Ibamoto, Masami (1776) | Lost 1-2 | -141568 |
| 11draft | 28 | Mihara, Makihito (1845) | Lost 1-2 | -131555 |
| 12draft | 18 | Imai, Ryouta (1646) | Lost 1-2 | -171538 |
| 13draft | 25 | Chai, Royce Ming Huang (1798) | Lost 0-2 | -131525 |
| top | average opponent: 1628record: 4-6-1 | new rating: 1525 | ||
| Grand Prix Yokohama 2004 (COK limited) | starting rating: 1564 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 47 | Nakano, Fumiki (1584) | Lost 1-2 | -181546 |
| 4sealed | 151 | Komuro, Shuu (1802) | Won 2-1 | +231569 |
| 5sealed | 63 | Satou, Kenji (1531) | Lost 0-2 | -191550 |
| top | average opponent: 1639record: 1-2 | new rating: 1550 | ||
| Pro Tour San Diego 2004 (DST draft) | starting rating: 1545 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 82 | Fatouros, Vasilis (1471) | Lost 1-2 | -191526 |
| 2draft | 118 | Wessels, Thijs (1720) | Won 2-0 | +221548 |
| 3draft | 64 | Krebs, Markus (1607) | Won 2-1 | +191567 |
| 4draft | 87 | Scott-Vargas, Luis (1662) | Lost 0-2 | -171550 |
| 5draft | 71 | Marrero Negrin, Jaime (1693) | Won 2-1 | +211571 |
| 6draft | 53 | Fujita, Osamu (1943) | Won 2-0 | +241595 |
| 7draft | 35 | Gundersen, Thomas (1981) | Lost 1-2 | -111584 |
| 8draft | 31 | Fennell, Christopher (1658) | Lost 0-2 | -161568 |
| 10draft | 38 | Soots, Christopher (1544) | Lost 0-2 | -191549 |
| 11draft | 42 | Iwai, Tsuyoshi (1676) | Won 2-1 | +201569 |
| 12draft | 41 | Gundersen, Thomas (1926) | Won 2-1 | +251594 |
| 13draft | 32 | Maher, Bob (1834) | Lost 0-2 | -141580 |
| 15draft | 34 | Jensen, William (1694) | Lost 1-2 | -161564 |
| top | average opponent: 1724record: 6-7 | new rating: 1564 | ||
| Grand Prix Kyoto 2003 (LGN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 217 | Saito, Hideyuki (1500) | Won 2-0 | +181518 |
| 2sealed | 53 | Kouno, Tomohiro (1503) | Lost 0-2 | -181500 |
| 3sealed | 228 | Satake, Kousuke (1501) | Won 2-1 | +181518 |
| 4sealed | 144 | Miyamae, Tsuyoshi (1644) | Won 2-0 | +201538 |
| 5sealed | 66 | Tanaka, Fuminori (1506) | Won 2-0 | +171555 |
| 6sealed | 47 | Ogawa, Syunsuke (1710) | Lost 1-2 | -151540 |
| 7sealed | 59 | Ueno, Kazuki (1723) | Won 2-1 | +221562 |
| 8sealed | 5 | Shimura, Ichirou (1668) | Lost 1-2 | -171545 |
| top | average opponent: 1594record: 5-3 | new rating: 1545 | ||