Houjo, Chihiro
Current rating: 1509
Record: 37-52-1
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1542 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 288 | Kondou, Masaki (1640) | Lost 0-2 | -161526 |
| 3sealed | 684 | Yoshida, Akinobu (1559) | Lost 0-2 | -171509 |
| top | average opponent: 1600record: 0-2 | new rating: 1509 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1407 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 484 | Nishi, Eiichi (1488) | Won 2-0 | +191426 |
| 4standard | 202 | Kageyama, Hiroki (1744) | Won 2-0 | +241450 |
| 5standard | 269 | Ogasawara, Tomoaki (1600) | Won 2-1 | +201470 |
| 6standard | 221 | Tanaka, Kimitaka (1822) | Won 2-0 | +241494 |
| 7standard | 207 | Sugimoto, Takashi (1577) | Won 2-0 | +201514 |
| 8standard | 193 | Natsume, Takuya (1753) | Lost 0-2 | -141500 |
| 9standard | 48 | Guo, Cheng (1634) | Lost 1-2 | -151485 |
| 10standard | 38 | Moriyama, Masahide (1707) | Won 2-1 | +221507 |
| 11standard | 33 | Nakajima, Chikara (1840) | Won 2-0 | +241531 |
| 12standard | 32 | Khoo, Shawn (1854) | Won 2-1 | +231554 |
| 13standard | 16 | Endo, Natsumi (1696) | Won 2-1 | +211575 |
| 14standard | 7 | Noine, Kazuhiro (1760) | Lost 1-2 | -151560 |
| 15standard | 13 | Iso, Toshiharu (1574) | Lost 1-2 | -181542 |
| top | average opponent: 1696record: 9-4 | new rating: 1542 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1401 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 267 | Oki, Hiroki (1643) | Won 2-0 | +231424 |
| 4standard | 114 | Nakai, Sunao (1882) | Lost 0-2 | -111413 |
| 5standard | 222 | Saito, Go (1560) | Lost 1-2 | -151398 |
| 6standard | 763 | Miyake, Hideyuki (1546) | Lost 0-2 | -151383 |
| 7standard | 918 | Ishihara, Koji (1557) | Lost 0-2 | -151368 |
| 8standard | 872 | Hirooka, Yoshihiro (1434) | Won 2-0 | +191387 |
| 9standard | 610 | Ohtsuka, Youhei (1470) | Won 2-0 | +201407 |
| top | average opponent: 1584record: 3-4 | new rating: 1407 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1328 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 558 | Mishina, Ryota (1500) | Lost 1-2 | -151313 |
| 3standard | 872 | Planter Fernandez, Carlos (1462) | Won 2-0 | +211334 |
| 4standard | 472 | Fujino, Yuki (1520) | Won 2-0 | +211355 |
| 5standard | 603 | Tsuchida, Yuya (1535) | Won 2-0 | +221377 |
| 6standard | 265 | Masuda, Shougo (1561) | Lost 0-2 | -151362 |
| 7standard | 525 | Kotabe, Hayato (1483) | Won 2-0 | +201382 |
| 8standard | 395 | Ikeda, Masahito (1522) | Won 2-0 | +211403 |
| 9standard | 278 | Nakajima, Syuro (1477) | Lost 0-2 | -171386 |
| 10standard | 468 | Hayasi, Ryuji (1563) | Won 2-0 | +211407 |
| 11standard | 289 | Bandou, Junichirou (1779) | Won 2-1 | +251432 |
| 12standard | 188 | Kasuga, Ryosuke (1828) | Lost 1-2 | -121420 |
| 13standard | 224 | Nagata, Satoshi (1564) | Draw 1-1 | +31423 |
| 14standard | 214 | Kanegawa, Toshiya (1880) | Lost 0-2 | -101413 |
| 15standard | 237 | Itou, Kenshirou (1773) | Lost 1-2 | -121401 |
| top | average opponent: 1603record: 7-6-1 | new rating: 1401 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1258 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 140 | Yohara, Tosho (1527) | Won 2-0 | +221280 |
| 3standard | 45 | Kagawa, Kota (1500) | Lost 1-2 | -141266 |
| 4standard | 398 | Seo, Kenta (1553) | Lost 0-2 | -131253 |
| 5standard | 744 | Yamamoto, Tessei (1515) | Won 2-0 | +231276 |
| 6standard | 591 | Fujimori, Yuki (1460) | Won 2-0 | +211297 |
| 7standard | 523 | Yamagata, Hiroki (1544) | Lost 0-2 | -131284 |
| 8standard | 497 | Furujou, Takashi (1457) | Won 2-1 | +211305 |
| 9standard | 347 | Ueno, Tomoya (1602) | Won 2-0 | +231328 |
| top | average opponent: 1520record: 5-3 | new rating: 1328 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1276 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 194 | Ishimura, Shintaro (2021) | Lost 1-2 | -71269 |
| 4sealed | 307 | Oosawa, Yuki (1485) | Lost 0-2 | -141255 |
| 5sealed | 384 | Ito, Masato2397 (1484) | Lost 1-2 | -141241 |
| 6sealed | 345 | Kikuchi, Shou (1458) | Won 2-0 | +221263 |
| 7sealed | 265 | Sato, Naoki (1565) | Won 2-1 | +241287 |
| 8sealed | 193 | Komatsu, Isamu (1529) | Lost 0-2 | -141273 |
| 9sealed | 169 | Shimamura, Kazushige (1422) | Lost 1-2 | -151258 |
| top | average opponent: 1566record: 2-5 | new rating: 1258 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1347 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 514 | Kawachi, Hayato (1535) | Lost 1-2 | -141333 |
| 4legacy | 712 | Furukawa, Yun (1520) | Won 2-1 | +211354 |
| 5legacy | 626 | Murase, Motonori (1461) | Lost 0-2 | -161338 |
| 6legacy | 683 | sakai, Soichiro (1487) | Lost 1-2 | -151323 |
| 7legacy | 716 | Shibata, Masataka (1378) | Lost 1-2 | -171306 |
| 8legacy | 737 | Tawada, Kazuya (1478) | Lost 0-2 | -151291 |
| 9legacy | 716 | Takaya, Akio (1462) | Lost 0-2 | -151276 |
| top | average opponent: 1474record: 1-6 | new rating: 1276 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1386 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 40 | Akada, Yasunori (1632) | Lost 0-2 | -131373 |
| 4sealed | 295 | Honda, Takeshi (1550) | Lost 0-2 | -151358 |
| 5sealed | 351 | Yamada, Sintarou (1529) | Won 2-1 | +211379 |
| 6sealed | 246 | Miyano, Shinichi (1519) | Lost 0-2 | -161363 |
| 7sealed | 265 | Pritt, Gary (1456) | Lost 0-2 | -161347 |
| top | average opponent: 1537record: 1-4 | new rating: 1347 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1381 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 52 | Machida, Takatoshi (1585) | Lost 1-2 | -151366 |
| 4modern | 158 | Harada, Akio (1371) | Won 2-0 | +191385 |
| 5modern | 144 | Ogata, Syou (1542) | Won 2-1 | +201405 |
| 6modern | 116 | Ito, Ryo0497 (1576) | Lost 0-2 | -151390 |
| 7modern | 174 | Nam, Sung Wook (1801) | Lost 1-2 | -101380 |
| 8modern | 267 | Kimonji, Hiroki (1638) | Lost 1-2 | -141366 |
| 9modern | 250 | Shirakihara, Ryuuichi (1484) | Won 2-1 | +201386 |
| top | average opponent: 1571record: 3-4 | new rating: 1386 | ||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1420 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 23 | Sakai, Ryou (1508) | Won 2-1 | +201440 |
| 4sealed | 60 | Koyanagi, Takashi (1612) | Lost 1-2 | -151425 |
| 5sealed | 59 | Kobayashi, Akihiro (1595) | Lost 0-2 | -151410 |
| 6sealed | 141 | Yamasaki, Yudai (1692) | Lost 0-2 | -131397 |
| 7sealed | 206 | Fujii, Yuusaku (1380) | Won 2-1 | +181415 |
| 8sealed | 136 | Sasai, Minehiro (1435) | Lost 1-2 | -181397 |
| 9sealed | 162 | Kamikawa, Yusuke (1498) | Lost 0-2 | -161381 |
| top | average opponent: 1532record: 2-5 | new rating: 1381 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 69 | Nakamura, Shinichiro (1572) | Lost 0-2 | -161466 |
| 5standard | 73 | Itou, Hirokazu (1512) | Lost 1-2 | -171449 |
| 6standard | 143 | Masuno, Ryosuke (1667) | Lost 1-2 | -141435 |
| 7standard | 218 | Fusegi, Takanori (1485) | Lost 0-2 | -171418 |
| 8standard | 214 | Kawai, Haruka (1480) | Lost 0-2 | -171401 |
| 9standard | 341 | Ehara, Makoto (1463) | Won 2-1 | +191420 |
| top | average opponent: 1530record: 1-5 | new rating: 1420 | ||
| Grand Prix Kitakyushu 2013 (M14 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 9 | Watanabe, Yuuki (1526) | Lost 1-2 | -181482 |
| 4standard | 182 | Abe, Yuji (1424) | Lost 1-2 | -191463 |
| 5standard | 333 | Fujimura, Akinori (1519) | Lost 1-2 | -171446 |
| 6standard | 382 | Sashida, Tomoro (1421) | Won 2-1 | +181464 |
| 7standard | 311 | Yamakawa, Hiroyuki (1497) | Won 2-1 | +191483 |
| 8standard | 282 | Minami, Daiki (1479) | Lost 0-2 | -181465 |
| 9standard | 239 | Okami, Motoyosi (1464) | Won 2-0 | +171482 |
| top | average opponent: 1476record: 3-4 | new rating: 1482 | ||