岡井千聖 (Okai Chisato) is a former Japanese pop singer. She is a former member of the group ℃-ute under Hello! Project. She is also a former member of Mellowquad and Triplet and leader of Team Okai. On May 1, 2020, she announced she had retired from the entertainment industry.
2020Petit Best 20 2020Movie
2019Hello! Project 2019 Winter ~NEW AGE~ Hello! Project 20th Anniversary!!Movie2019Hello! Project 2019 Winter ~YOU & I~ Hello! Project 20th Anniversary!!Movie
2018Hello! Project 2018 Summer ~OG Corner 2~ Hello! Project 20th Anniversary!!Movie2018Hello! Project 2018 Summer ~OG Corner 1~ Hello! Project 20th Anniversary!!Movie
2018いきなりマリッジTV show2 episodes
2017Petit Best 18Movie
2017℃-ute 2017 Summer Last Concert in Saitama Super Arena ~Thank you team ℃-ute~Movie
2017Nikenme Dou Suru? ~Tsumami no Hanashi~TV show1 episodes
2017Hello! Project 2017 Hina Fes ~℃-ute Premium~Movie
2017Hello! Project 2017 Hina Fes ~Morning Musume.'17 Premium~Movie2017Hello! Project 2017 Hina Fes ~Tsugunaga Momoko Premium~Movie2017Hello! Project 2017 Hina Fes ~ANGERME & Juice=Juice Premium~Movie
2016Hello! Project 2016 COUNTDOWN PARTY 2016-2017 ~GOODBYE & HELLO!~Movie
2016Hello! Project DVD Magazine Vol.51Movie
2016Petit Best 17Movie
2016Hello! Project 2016 Summer ~Rainbow Carnival~Movie2016Hello! Project 2016 Summer ~Sunshine Parade~Movie2016Hello! Project DVD Magazine Vol.50Movie
2016Hello! Project DVD Magazine Vol.49Movie
2016Hello! Project 2016 Hina Fes ~℃-ute Premium~Movie
2016Hello! Project 2016 Winter ~DANCING! SINGING! EXCITING!~Movie
2016Hello! Project DVD Magazine Vol.48Movie
2015Hello! Project 2015 COUNTDOWN PARTY 2015-2016 ~GOODBYE & HELLO!~Movie
2015Petit Best 16Movie
2015℃-ute 2015 Autumn ~℃an't STOP!!~Movie
2015℃-ute 2015 Autumn Cutie Circuit ~9gatsu 10ka wa ℃-ute no Hi~Movie
2015Hello! Project DVD Magazine Vol.47Movie
2015Hello! Project 2015 Summer ~DISCOVERY~Movie2015Hello! Project 2015 Summer ~CHALLENGER~Movie
2015Hello! Project DVD Magazine Vol.46Movie
2015℃-ute 2015 Spring 9→10 Shuunen Kinen ~The Future Departure~Movie
2015Hello! Project DVD Magazine Vol.45Movie
2015Hello! Project 2015 Hina Fes ~Mankai! The Girls' Festival~ Morning Musume.'15 PremiumMovie
2015Hello! Project 2015 Hina Fes ~Mankai! The Girls' Festival~ ANGERME & Juice=Juice PremiumMovie
2015Hello! Project 2015 Hina Fes ~Mankai! The Girls' Festival~ ℃-ute PremiumMovie
2015Hello! Project DVD Magazine Vol.44Movie
2015Hello! Project 2015 Winter ~HAPPY EMOTION!~Movie2015Hello! Project 2015 Winter ~DANCE MODE!~Movie
2014Hello! Project 2014 COUNTDOWN PARTY 2014-2015 ~GOODBYE & HELLO!~Movie
2014Petit Best 15Movie
2014℃-ute 2014 Autumn ~Monster~Movie
2014℃-ute 2014 Autumn (910) no Hi Special Concert ~Thank you BeriKyuu!~ in Nippon BudokanMovie
2014Hello! Project 2014 Summer ~YAPPARI!~Movie
2014Hello! Project DVD Magazine Vol.43Movie
2014S/mileage 2014 Summer LIVE FULL CHARGE ~715 Nippon Budokan~Movie2014Hello! Project 2014 Summer ~KOREZO!~Movie
2014℃-ute 2014 Spring ~℃-ute no Honne~Movie
2014℃-ute Cutie Circuit ~First Trip to Taipei~Movie
2014Hello! Project DVD Magazine Vol.42Movie2014Hello! Project 2014 Hina Fes ~Full Course~ Main Dish wa ℃-ute Desu.Movie
2014Hello! Project DVD Magazine Vol.41Movie
2014Hello! Project 2014 Winter ~DE-HA MiX~Movie2014Hello! Project 2014 Winter ~GOiSU MODE~Movie
2014Hello! Project DVD Magazine Vol.40Movie
2013Hello! Project 2013 COUNTDOWN PARTY 2013-2014 ~GOODBYE & HELLO!~Movie2013Hello! Project DVD Magazine Vol.39Movie
2013Petit Best 14Movie
2013Hello! Project DVD Magazine Vol.38Movie
2013℃-ute 2013 Autumn"Queen of J-POP ~Tadoritsuita Onna Senshi~" in BudokanMovie2013Hello! Project 2013 Summer COOL HELLO! ~Mazekooze!~Movie
2013Hello! Project DVD Magazine Vol.37Movie2013Hello! Project 2013 Summer COOL HELLO! ~Sorezoore!~Movie
2013℃-ute 2013 Spring ~Treasure Box~Movie
2013Hello! Project DVD Magazine Vol.36Movie
2013Hello! Project 2013 Spring Yaon Premium LIVE ~Soto Fes~Movie
2013Hello! Channel Vol.12 ~Tanaka Reina Sotsugyou Special!~Movie
2013Hello! Project DVD Magazine Vol.35Movie
2013Hello! Project 2013 Spring Haru no Dai Kansha Hinamatsuri Festival 2013 ～Berryz Koubou 10 Nenme Totsunyuu Special!～Movie2013Hello! Project 2013 Spring Haru no Dai Kansha Hinamatsuri Festival 2013 ~Thank You For Your Love!~Movie
2013Hello! Project 2013 Winter Tanjou 15 Shuunen Kinen Live 2013 Fuyu ~BRAVO!~Movie
2013℃-ute 2012~2013 Winter ~Shinseinaru Pentagram~Movie2013Hello! Project 2013 Winter Tanjou 15 Shuunen Kinen Live 2013 Fuyu ~VIVA!~Movie
2013Hello! Project DVD Magazine Vol.34Movie
2012Hello! Channel Vol.11 ~2013nen Shinshun Tokudaigou Mano Erina Sotsugyou Special!~Movie
2012Hello! Project DVD Magazine Vol.33Movie
2012Petit Best 13Movie
2012Hello! Project DVD Magazine Vol.32Movie
2012Hello! Channel Vol.10 ~Tabi wo Shichaimashita! Special~Movie
2012Hello! Project DVD Magazine Vol.31Movie
2012℃-ute 2012 Cutie Circuit ~9gatsu 10ka wa ℃-ute no Hi~Movie
2012Hello! Project 2012 Summer Tanjou 15 Shuunen Kinen Live 2012 Natsu ~Wkwk (Wakuwaku) Natsu no FAN Matsuri!~Movie2012Hello! Project 2012 Summer Tanjou 15 Shuunen Kinen Live 2012 Natsu ~Ktkr (Kitakore) Natsu no Fan Matsuri!~Movie
2012Hello! Channel Vol.9Movie
2012Hello! Project DVD Magazine Vol.30Movie
2012℃-ute 2012 Spring-Summer ~Utsukushikutte Gomen ne~Movie
2012Hello! Channel Vol.8Movie
2012Berryz Kobo & ℃-ute Collaboration Concert Tour 2011 Aki: Berikyuu IslandMovie
2012Hello! Project 2012 Winter Hello☆Pro Tengoku ~Funky-chan~Movie2012Women's Math AcademyTV showas Satoko Mita · 12 episodes2012Hello! Project DVD Magazine Vol.28Movie2012Hello! Project 2012 Winter Hello☆Pro Tengoku ~Rock-chan~Movie
2011℃-ute Zen Single MUSIC VIDEO Blu-ray File 2011Movie
2011Hello! Channel Vol.7Movie2011Ousama GameMovieas Kaori Maruoka
2011Petit Best 12Movie
2011Hello! Project 2011 Autumn Hello! Project ☆ Festival 2011 ~MOBEKIMASU~Movie2011Ring of CurseMovieas Chikako's Sister2011ZomvideoMovie2011Hello! Project DVD Magazine Vol.27Movie
2011Hello! Channel Vol.6Movie
2011Hello Pro! TIME Vol.5Movie2011Hello! Project 2011 Summer ~Nippon no Mirai wa YEAH YEAH Live~Movie
2011Hello! Project DVD Magazine Vol.26Movie2011Hello! Project 2011 Summer ~Nippon no Mirai wa WOW WOW Live~Movie
2011Hello! Project DVD Magazine Vol.25Movie
2011Hello! Channel Vol.5Movie
2011℃-ute 2011 Spring 'Chou! Chou Wonderful Tour'Movie
2011Hello! Channel Vol.4Movie
2011Hello! Project 2011 Winter ~Kangei Shinsen Matsuri~ B kkuri LiveMovie
2011Hello! Project DVD Magazine Vol.24Movie2011Hello! Project 2011 Winter ~Kangei Shinsen Matsuri~ A gana LiveMovie
2011Hello! Project DVD Magazine Vol.23Movie
2010Hello! Channel Vol.3Movie
2010Petit Best 11Movie
2010Hello! Channel Vol.2Movie
2010℃-ute 2010 Summer-Autumn ~Dance Special!! 'Chou Uranaito!!'~Movie
2010Hello! Project 2010 Summer ~Fankora!~Movie
2010Hello! Project DVD Magazine Vol.22Movie
2010℃-ute 2010 Spring ~Shocking LIVE~Movie
2010Hello! Channel Vol.1Movie
2010Bijo GakuTV show53 episodes
2010Hello! Project 2010 Winter Kachou Fuugetsu ~Shuffle Date~Movie
2010Hello! Project DVD Magazine Vol.21Movie
2010Hello! Project DVD Magazine Vol.20Movie
2010Hello! Project 2010 Winter Kachou Fuugetsu ~Mobekimasu!~Movie
2009Petit Best 10Movie
2009℃-uteコンサートツアー2009夏秋〜キューティーJUMP！〜Movie
2009℃-ute 2009 Cutie Circuit ~9gatsu 10ka wa ℃-ute no Hi~Movie2009Hello! Project 2009 Summer Kakumei Gannen ~Hello! Chanpuru~Movie
2009Hello! Project DVD Magazine Vol.19Movie
2009℃-ute コンサートツアー 2009 春〜 A B ℃ 〜Movie
2009Hello! Project 2009 Winter Kettei! Hello☆Pro Award '09 ~Elder Club Sotsugyou Kinen Special~Movie2009Hello! Project 2009 Winter Kettei! Hello☆Pro Award '09 ~Backstage Video~Movie
2009Hello! Project DVD Magazine Vol.18Movie2009Hello! Project 2009 Winter Wonderful Hearts Kouen ~Kakumei Gannen~Movie
2009Hello! Project DVD Magazine Vol.16Movie
2008Petit Best 9Movie
2008Yorosen!TV show120 episodes
2008℃-ute Cutie Circuit 2008〜9月10日は℃-uteの日〜Movie
2008℃-uteコンサートツアー2008夏〜忘れたくない夏〜Movie
2008Hello! Project 2008 Summer Wonderful Hearts Kouen ~Hishochi de Date Itashima SHOW~Movie
2008Hello! Project DVD Magazine Vol.15Movie
2008Berryz Kobo & ℃-ute Nakayoshi Battle Concert Tour 2008 Haru ~Berryz Kamen vs Cutie Ranger~Movie2008Hello! Project 2008 Winter ~Kettei! Hello☆Pro Award '08~Movie2008Hello! Project 2008 Winter ~Live DVD Box Bonus Video~Movie
2008Hello! Project DVD Magazine Vol.14Movie2008Hello! Project 2008 Winter ~Wonderful Hearts Nenjuu Mukyuu~Movie
2008Hello! Project DVD Magazine Vol.12Movie
2007Petit Best 8Movie
2007℃-ute ライブツアー2007秋〜放課後のエッセンス〜Movie
2007Cutie Circuit 2007 〜9月10日は℃-uteの日〜Movie2007Hello! Project 2007 Summer 10th Anniversary Dai Kanshasai ~Hello☆Pro Natsu Matsuri~Movie
2007Hello! Project DVD Magazine Vol.11Movie
2007℃-ute 2007 Spring ~Golden Hatsu Date~Movie
2007℃-ute デビュー単独コンサート 2007 春〜始まったよ! キューティーショー〜Movie2007Hello! Project 2007 Winter ~Shuuketsu! 10th Anniversary~Movie2007Hello! Project 2007 Winter ~Live DVD Box Bonus Video~Movie2007Hello! Project DVD Magazine Vol.10Movie2007Hello! Project 2007 Winter ~Wonderful Hearts Otome Gocoro~Movie
2007Hello! Project DVD Magazine Vol.8Movie
2006Petit Best 7Movie
2006℃-ute 2006 Cutie Circuit Final in YOMIURI LAND EAST LIVE ~9gatsu 10ka wa ℃-ute no Hi~Movie
2006Hello! Project 2006 Summer ~Wonderful Hearts Land~Movie
2006Hello! Project DVD Magazine Vol.7Movie
2006Hello! Project DVD Magazine Vol.6Movie
2006Hello! Project Sports Festival 2006 Solo Okai ChisatoMovie
2006Hello! Project 2006 Winter ~Zeninshuu GO!~Movie
2006Hello! Project 2006 Winter ~Wonderful Hearts~Movie
2006Hello! Project DVD Magazine Vol.4Movie
2005Hello! Project 2005 Summer no Kayou Show ~'05 Selection! Collection!~Movie
2005Hello! Project DVD Magazine Vol.3Movie
2005Hello! Project 2005 Winter All-Stars Dairanbu ~A HAPPY NEW POWER! Iida Kaori Sotsugyou Special~Movie
2005Hello! Project 2005 Winter ~A HAPPY NEW POWER! Akagumi~Movie
2005Hello! Project DVD Magazine Vol.2Movie
2004Hello! Project Sports Festival 2004Movie
2004Hello! Project DVD Magazine Vol.1Movie
2004Hello! Project 2004 Summer ~Natsu no Doon!~Movie
2004Yaguchi Mari to iku! ℃-ute chotto 1-kyoku kiite kudasai! Vol.2Movie
2004Yaguchi Mari to iku! ℃-ute chotto 1-kyoku kiite kudasai! Vol.1Movie
2004Hello! Project 2004 Winter ~C'MON! Dance World~Movie
2003Hello! Morning Haromoni Gekijou Vol.4 "Hirusagari no Moomamatachi & Bus ga Kuru Made"Movie2003Hello! Project Sports Festival 2003Movie
2003Hello! Project 2003 Summer ~Yossha! Bikkuri Summer!!~Movie
2003Koinu Dan no Monogatari - Making OfMovie
2003Hello! Project 2003 Winter ~Tanoshin Jattemasu!~Movie2002The Story of Dan the PuppyMovie
2002Hello! Project 2002 Summer ~ONE HAPPY SUMMER DAY~Movie
1996UtabanTV show5 episodes
—HEY!HEY!HEY! MUSIC CHAMPTV show12 episodes
—Hello Pro! TIMETV show58 episodes
—P-smaTV show4 episodes
—Ustream MusumeTV show5 episodes
—MUSIC JAPANTV show1 episodes