Tanaka, Yoshinori
Current rating: 1458
Record: 23-25-4
| Grand Prix Kyoto 2007 (PLC standard) | starting rating: 1514 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 218 | Amano, Makoto (1448) | Lost 0-2 | -191495 |
| 2standard | 330 | Kuraoka, Satoshi (1477) | Lost 0-2 | -191476 |
| 3standard | 376 | Shimada, Atsuki (1451) | Lost 1-2 | -181458 |
| top | average opponent: 1459record: 0-3 | new rating: 1458 | ||
| Grand Prix Hiroshima 2006 (CSP limited) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 89 | Tsuda, Junichi (1481) | Won 2-1 | +181535 |
| 2sealed | 32 | Watanabe, Shinji (1518) | Draw 1-1 | -11534 |
| 3sealed | 64 | Kaneishi, Yoshiyuki (1425) | Lost 0-2 | -201514 |
| 4sealed | 130 | Nakauchi, Mayumi (1504) | Won 2-1 | +181532 |
| 5sealed | 94 | Okamura, Kazuya (1518) | Lost 0-2 | -181514 |
| top | average opponent: 1490record: 2-2-1 | new rating: 1514 | ||
| Grand Prix Kitakyushu 2005 (extended) | starting rating: 1539 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 55 | Matsumoto, Masataka (1500) | Lost 0-2 | -181521 |
| 2extended | 100 | Ootsu, Ryou (1481) | Won 2-1 | +171538 |
| 3extended | 75 | Hosaka, Wataru (1404) | Lost 0-2 | -211517 |
| top | average opponent: 1462record: 1-2 | new rating: 1517 | ||
| Grand Prix Okayama 2004 (extended) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 112 | Fujii, Toshikazu (1503) | Won 2-1 | +191501 |
| 2extended | 29 | Nakauchi, Mayumi (1562) | Lost 0-2 | -171484 |
| 3extended | 101 | Sumino, Hironori (1398) | Draw 1-1 | -21482 |
| 4extended | 136 | Omasa, Yoshitaka (1466) | Won 2-0 | +181500 |
| 5extended | 96 | Hanae, Yutaka (1484) | Won 2-0 | +181518 |
| 6extended | 59 | Yoshida, Nobuyoshi (1534) | Won 2-1 | +181536 |
| 7extended | 38 | Hasegawa, Suguru (1557) | Won 2-0 | +181554 |
| 8extended | 22 | Shiki, Kazumasa (1709) | Lost 0-2 | -151539 |
| top | average opponent: 1526record: 5-2-1 | new rating: 1539 | ||
| Grand Prix Hiroshima 2003 (extended) | starting rating: 1477 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 96 | Toriumi, Takashi (1404) | Won 2-0 | +171494 |
| 2extended | 28 | Koura, Masahiro (1705) | Won 2-1 | +221516 |
| 3extended | 6 | Kai, Tsubasa (1487) | Won 2-1 | +171533 |
| 4extended | 2 | Mikawa, Kazuya (1522) | Lost 1-2 | -181515 |
| 5extended | 54 | Shikata, Nobuaki (1643) | Lost 1-2 | -161499 |
| 6extended | 104 | Muto, Masaharu (1502) | Lost 0-2 | -181481 |
| 7extended | 105 | Miyasaka, Takeshi (1523) | Won 2-0 | +191500 |
| 8extended | 73 | Takayama, Ryou (1519) | Lost 0-2 | -181482 |
| top | average opponent: 1538record: 4-4 | new rating: 1482 | ||
| Grand Prix Fukuoka 2002 (TOR limited) | starting rating: 1497 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 100 | Nakamuta, Tsukasa (1500) | Lost 0-2 | -181479 |
| 2sealed | 163 | Ishii, Sadao (1482) | Won 2-0 | +181497 |
| 3sealed | 146 | Imi, Tadakatsu (1482) | Won 2-1 | +181515 |
| 4sealed | 101 | Uchida, Momotarou (1474) | Lost 1-2 | -191496 |
| 5sealed | 125 | Tanaka, Noboru (1452) | Lost 0-2 | -191477 |
| top | average opponent: 1478record: 2-3 | new rating: 1477 | ||
| Grand Prix Kobe 2001 (Invasion block) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 412 | Yamamoto, Akimasa (1463) | Lost 0-2 | -191498 |
| 2block | 505 | Fukuda, Hideo (1482) | Won 2-0 | +181516 |
| 3block | 474 | Kaneko, Satoshi (1500) | Won 2-0 | +181534 |
| 4block | 232 | Honda, Jiro (1518) | Lost 0-2 | -191515 |
| 5block | 322 | Tanimoto, Naoya (1500) | Lost 1-2 | -181497 |
| top | average opponent: 1493record: 2-3 | new rating: 1497 | ||
| Grand Prix Hiroshima 2001 (INV limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 47 | Mori, Kazushi (1500) | Lost 0-2 | -181482 |
| 2sealed | 133 | Miki, Sadayoshi (1482) | Won 2-1 | +181500 |
| 3sealed | 130 | Arai, Junko (1531) | Won 2-0 | +181518 |
| 4sealed | 59 | Shimura, Yasuhiko (1484) | Won 2-1 | +181536 |
| 5sealed | 35 | Oomori, Kazuki (1469) | Lost 0-2 | -191517 |
| 6sealed | 69 | Kunimasa, Takatoshi (1519) | Won 2-1 | +181535 |
| 7sealed | 67 | Abe, Ryou (1565) | Lost 1-2 | -181517 |
| top | average opponent: 1507record: 4-3 | new rating: 1517 | ||
| Grand Prix Kyoto 2000 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 169 | Doi, Fumiaki (1500) | Lost 0-2 | -181482 |
| 2extended | 230 | Goto, Eiichi (1482) | Draw 1-1 | 01482 |
| 3extended | 282 | Nishikawa, Fuyuki (1482) | Won 2-1 | +181500 |
| 4extended | 223 | Okumura, Atsushi (1500) | Lost 0-2 | -181482 |
| 5extended | 259 | Kitamura, Mitsuhiro (1482) | Won 2-0 | +181500 |
| 6extended | 194 | Nakamura, Masato (1489) | Draw 1-1 | 01500 |
| 7extended | 198 | Kono, Masahide (1500) | Lost 0-2 | -181482 |
| 8extended | 187 | Iwasaki, Hironori (1482) | Won 2-0 | +181500 |
| top | average opponent: 1490record: 3-3-2 | new rating: 1500 | ||