Udagawa, Yoshihiko
Current rating: 1629
Record: 27-20-2
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1648 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 505 | Im, Hannah (1563) | Lost 0-2 | -191629 |
| top | record: 0-1 | new rating: 1629 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1649 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 300 | S, Ryosuke (1500) | Won 2-1 | +151664 |
| 2sealed | 574 | Itakura, Toshiyuki (1628) | Lost 0-2 | -191645 |
| 3sealed | 1056 | Nunotani, Kousuke (1572) | Won 2-1 | +171662 |
| 4sealed | 615 | Aida, Yasuki (1524) | Lost 1-2 | -201642 |
| 5sealed | 671 | Sugisawa, Tsuyoshi (1539) | Lost 0-2 | -201622 |
| 6sealed | 803 | Takashimizu, Makoto (1489) | Won 2-1 | +151637 |
| 7sealed | 690 | Hirao, Takahisa (1505) | Won 2-0 | +161653 |
| 8sealed | 469 | Ishii, Taiyo (1536) | Won 2-0 | +161669 |
| 9sealed | 319 | Samejima, Ippei (1533) | Lost 1-2 | -211648 |
| top | average opponent: 1536record: 5-4 | new rating: 1648 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1669 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1022 | Yoshida, Yutaka (1520) | Lost 0-2 | -211648 |
| 2sealed | 1342 | Teragaki, Shunsuke (1483) | Lost 0-2 | -211627 |
| 3sealed | 1309 | Kurota, Kei (1464) | Lost 0-2 | -211606 |
| 4sealed | 1289 | Ozawa, Hiroki (1444) | Won 2-0 | +151621 |
| 5sealed | 1218 | Ryo, Ooe (1416) | Won 2-0 | +151636 |
| 6sealed | 1130 | Yoshizawa, Hiromi (1360) | Won 2-0 | +131649 |
| top | average opponent: 1448record: 3-3 | new rating: 1649 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 365 | Shigehisa, Tetsuya (1493) | Won 2-1 | +191499 |
| 2sealed | 39 | Tanabe, Takumi (1508) | Won 2-1 | +181517 |
| 3sealed | 134 | Yamakita, Yuya (1690) | Won 2-1 | +211538 |
| 4sealed | 32 | Akada, Yasunori (1646) | Won 2-0 | +201558 |
| 5sealed | 21 | Fujii, Daisuke (1669) | Won 2-0 | +201578 |
| 6sealed | 6 | Tedori, Kota (1504) | Won 2-0 | +161594 |
| 7sealed | 12 | Sugihara, Toshihiro (1738) | Lost 1-2 | -151579 |
| 8sealed | 38 | Hiwatashi, Yasurou (1591) | Won 2-0 | +181597 |
| 9sealed | 10 | Yamamoto, Kentaro (2094) | Lost 0-2 | -91588 |
| 10draft | 27 | Zhao, Tianyu (1741) | Won 2-0 | +201608 |
| 11draft | 59 | Yamauchi, Takahiro (1561) | Won 2-0 | +181626 |
| 12draft | 21 | Matsumoto, Yuki2978 (2007) | Lost 0-2 | -121614 |
| 13draft | 80 | Kubota, Takeshi (1625) | Won 2-0 | +181632 |
| 14draft | 90 | Iino, Ryuji (1695) | Won 2-0 | +201652 |
| 15draft | 20 | Tang, Yu Hsiang (1615) | Won 2-1 | +171669 |
| top | average opponent: 1678record: 12-3 | new rating: 1669 | ||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1475 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 596 | Kuze, Shouta (1680) | Lost 0-2 | -141461 |
| 2sealed | 815 | Matsuda, Yukihisa (1451) | Won 2-1 | +181479 |
| 3sealed | 803 | Nogami, Daisuke (1562) | Lost 1-2 | -171462 |
| 4sealed | 843 | Gouda, Fumito (1462) | Won 2-1 | +181480 |
| 5sealed | 795 | Nagao, Takuya (1352) | Lost 1-2 | -201460 |
| 6sealed | 762 | Kawaguchi, Takashi (1579) | Won 2-1 | +201480 |
| 7sealed | 693 | Anzai, Yasunobu (1435) | Won 2-1 | +171497 |
| 8sealed | 681 | Ishiguro, Satoshi0631 (1565) | Lost 0-2 | -171480 |
| top | average opponent: 1511record: 4-4 | new rating: 1480 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1449 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 745 | Kimura, Atsushi (1449) | Won 2-1 | +181467 |
| 2sealed | 717 | Shikata, Nobuaki (1626) | Draw 1-1 | +31470 |
| 3sealed | 846 | Yanagisawa, Tadahiro (1602) | Lost 0-2 | -161454 |
| 4sealed | 989 | Ishikawa, Fumiaki (1500) | Won 2-0 | +191473 |
| 5sealed | 881 | Syouta, Takeya (1517) | Lost 0-2 | -171456 |
| 6sealed | 948 | Urano, Souhei (1517) | Won 2-1 | +191475 |
| top | average opponent: 1535record: 3-2-1 | new rating: 1475 | ||
| Grand Prix Kobe 2012 (DKA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 69 | Omori, Tomoaki (1683) | Lost 0-2 | -151485 |
| 2sealed | 324 | Tomoya, Motomura (1482) | Lost 0-2 | -181467 |
| 3sealed | 462 | Oono, Koutarou (1462) | Draw 1-1 | 01467 |
| 4sealed | 488 | Yamada, Hiroshi (1460) | Lost 0-2 | -181449 |
| top | average opponent: 1522record: 0-3-1 | new rating: 1449 | ||