Harada, Yoshio
Current rating: 1356
Record: 24-40-1
Grand Prix Kyoto 2003Grand Prix Sendai 2004Grand Prix Yokohama 2004Grand Prix Hiroshima 2006Grand Prix Kyoto 2007Grand Prix Kitakyushu 2007Grand Prix Shizuoka 2008Grand Prix Okayama 2008Grand Prix Kitakyushu 2009Grand Prix Yokohama 2010Grand Prix Kobe 2012Grand Prix Nagoya 2014Grand Prix Shizuoka 2015Grand Prix Chiba 2015
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1313 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1151 | Fukushima, Yuuhei (1500) | Won 2-1 | +211334 |
| 2sealed | 1099 | Hamano, Kouhei (1565) | Lost 1-2 | -141320 |
| 3sealed | 1176 | Sakuragi, Yuta (1479) | Won 2-0 | +211341 |
| 4sealed | 987 | Yamamura, Yuma (1544) | Lost 0-2 | -141327 |
| 5sealed | 1107 | Amagai, Masahiro (1500) | Lost 1-2 | -151312 |
| 6sealed | 1146 | Goto, Yoshimasa (1494) | Won 2-1 | +211333 |
| 7sealed | 1069 | Fukudome, Yuu (1625) | Won 2-0 | +231356 |
| top | average opponent: 1530record: 4-3 | new rating: 1356 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1332 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 952 | Hayasaki, Yusuke (1496) | Won 2-0 | +211353 |
| 2sealed | 823 | Umeno, Kengo (1869) | Lost 0-2 | -91344 |
| 3sealed | 968 | Umeyama, Yuuichi (1500) | Lost 1-2 | -161328 |
| 4sealed | 1038 | Aida, Yasuki (1459) | Lost 0-2 | -151313 |
| top | average opponent: 1581record: 1-3 | new rating: 1313 | ||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1332 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 13 | Cortese, Alessandro (1574) | Won 2-0 | +221354 |
| 2sealed | 17 | Okamoto, Munenari (1518) | Won 2-0 | +211375 |
| 3sealed | 30 | Kurashita, Shinji (1536) | Lost 0-2 | -151360 |
| 4sealed | 239 | Emori, Shinichi (1503) | Lost 0-2 | -161344 |
| 5sealed | 246 | Tsukahara, Kazuto (1666) | Lost 0-2 | -121332 |
| top | average opponent: 1559record: 2-3 | new rating: 1332 | ||
| Grand Prix Kobe 2012 (DKA limited) | starting rating: 1376 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 30 | Tsuda, Mineyuki (1500) | Lost 0-2 | -161360 |
| 2sealed | 388 | Miyashiro, Ronaldo (1567) | Lost 0-2 | -141346 |
| 3sealed | 450 | Tamura, Tomoaki (1562) | Lost 0-2 | -141332 |
| top | average opponent: 1543record: 0-3 | new rating: 1332 | ||
| Grand Prix Yokohama 2010 (extended) | starting rating: 1334 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 182 | Sugimoto, Shigeki (1500) | Won 2-0 | +211355 |
| 2extended | 232 | Omonishi, Kojiro (1542) | Lost 1-2 | -141341 |
| 3extended | 325 | Takeiri, Satoru (1501) | Won 2-0 | +211362 |
| 4extended | 144 | Juumonji, Ryou (1686) | Won 2-0 | +231385 |
| 5extended | 102 | Suzuki, Yuuji (Aichi (1482) | Won 2-0 | +201405 |
| 6extended | 106 | Akaike, Yo (1629) | Lost 1-2 | -141391 |
| 7extended | 176 | Fukumoto, Hiroaki (1537) | Lost 1-2 | -151376 |
| top | average opponent: 1554record: 4-3 | new rating: 1376 | ||
| Grand Prix Kitakyushu 2009 (ZEN limited) | starting rating: 1345 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 156 | Yamasaki, Rintarou (1544) | Lost 1-2 | -151330 |
| 2sealed | 132 | Fujiki, Munemitsu (1484) | Lost 0-2 | -151315 |
| 3sealed | 195 | Fujino, Takao (1380) | Won 2-1 | +191334 |
| top | average opponent: 1469record: 1-2 | new rating: 1334 | ||
| Grand Prix Okayama 2008 (ALA limited) | starting rating: 1334 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 113 | Osanai, Takashi (1500) | Lost 0-0 | -151319 |
| 2sealed | 250 | Takeuchi, Hidehito (1364) | Won 2-0 | +191338 |
| 3sealed | 208 | Okunaka, Masaki (1501) | Won 2-1 | +201358 |
| 4sealed | 93 | Gotou, Hiroaki (1598) | Lost 1-2 | -131345 |
| top | average opponent: 1491record: 2-2 | new rating: 1345 | ||
| Grand Prix Shizuoka 2008 (MOR standard) | starting rating: 1357 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 152 | Dan, Akira (1445) | Lost 1-2 | -171340 |
| 2standard | 308 | Kishita, Yousuke (1481) | Won 2-0 | +211361 |
| 3standard | 256 | Yamada, Hiroki (1550) | Lost 0-2 | -151346 |
| 4standard | 324 | Sutou, Takuo (1653) | Lost 1-2 | -121334 |
| top | average opponent: 1532record: 1-3 | new rating: 1334 | ||
| Grand Prix Kitakyushu 2007 (LRW limited) | starting rating: 1408 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 68 | Itou, Takanori (1407) | Lost 1-2 | -181390 |
| 2sealed | 108 | Yuki, Keiichirou (1483) | Lost 0-2 | -161374 |
| 3sealed | 134 | Fujimoto, Takehiro (Hyogo) (1427) | Lost 0-2 | -171357 |
| top | average opponent: 1439record: 0-3 | new rating: 1357 | ||
| Grand Prix Kyoto 2007 (PLC standard) | starting rating: 1431 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 277 | Kobayashi, Jun (1500) | Won 2-0 | +191450 |
| 2standard | 135 | Saitou, Kotatsu (1568) | Lost 0-2 | -161434 |
| 3standard | 296 | Tanaka, Yuuki (1500) | Lost 0-2 | -171417 |
| 4standard | 309 | Okabayashi, Masanao (1543) | Won 2-1 | +211438 |
| 5standard | 227 | Yoshida, Tomoyuki (1483) | Lost 1-2 | -171421 |
| 6standard | 285 | Yoshikawa, Yuta (1481) | Won 2-0 | +191440 |
| 7standard | 202 | Shimada, Hiroya (1534) | Lost 1-2 | -171423 |
| 8standard | 198 | Shibuya, Takuma (1572) | Lost 0-2 | -151408 |
| top | average opponent: 1523record: 3-5 | new rating: 1408 | ||
| Grand Prix Hiroshima 2006 (CSP limited) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 59 | Ohige, Tatsuya (1422) | Draw 1-1 | 01466 |
| 2sealed | 108 | Okamura, Hideki (1500) | Lost 0-2 | -181448 |
| 3sealed | 147 | Takahashi, Kenji (1478) | Lost 1-2 | -171431 |
| top | average opponent: 1467record: 0-2-1 | new rating: 1431 | ||
| Grand Prix Yokohama 2004 (COK limited) | starting rating: 1503 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 92 | Ikeda, Naoto (1425) | Lost 1-2 | -201483 |
| 2sealed | 198 | Inoue, Toshiya (1549) | Lost 0-2 | -171466 |
| top | average opponent: 1487record: 0-2 | new rating: 1466 | ||
| Grand Prix Sendai 2004 (DST limited) | starting rating: 1459 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 32 | Takahashi, Terue (1442) | Won 2-0 | +181477 |
| 2sealed | 17 | Komada, Norihiko (1518) | Lost 0-2 | -171460 |
| 3sealed | 169 | Toda, Hirotsugu (1517) | Lost 1-2 | -171443 |
| 4sealed | 164 | Makuta, Eiji (1509) | Won 2-0 | +191462 |
| 5sealed | 160 | Murata, Yutaka (1502) | Won 2-0 | +191481 |
| 6sealed | 80 | Iwama, Yuki (1519) | Won 2-1 | +181499 |
| 7sealed | 71 | Iwai, Tsuyoshi (1670) | Lost 1-2 | -151484 |
| 8sealed | 95 | Yazawa, Yasuhiro (1500) | Won 2-1 | +191503 |
| top | average opponent: 1522record: 5-3 | new rating: 1503 | ||
| Grand Prix Kyoto 2003 (LGN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 11 | Miyazaki, Hidetaka (1531) | Lost 0-2 | -171483 |
| 2sealed | 196 | Kodama, Yuu (1482) | Lost 0-2 | -181465 |
| 3sealed | 276 | Yoshida, Mitsutaka (1267) | Lost 1-2 | -221443 |
| 4sealed | 282 | Kobayashi, Takumi (1345) | Won 2-0 | +161459 |
| top | average opponent: 1406record: 1-3 | new rating: 1459 | ||