
Chisato Okai
- Known for
- Acting
- Born
- June 21, 1994 (age 32)
- Birthplace
- Tokorozawa, Saitama Prefecture, Japan
Biography
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.
Known For

Ring of Curse

Ousama Game

Zomvideo

Hello! Project 2013 Summer COOL HELLO! ~Sorezoore!~

Hello! Project 2013 Summer COOL HELLO! ~Mazekooze!~

Hello! Project 2014 Hina Fes ~Full Course~ Main Dish wa ℃-ute Desu.

Hello! Project 2007 Winter ~Shuuketsu! 10th Anniversary~

Hello! Project 2011 Summer ~Nippon no Mirai wa WOW WOW Live~

The Story of Dan the Puppy

Hello! Project DVD Magazine Vol.10

Hello! Project DVD Magazine Vol.27

Hello! Project DVD Magazine Vol.39
Photos
Filmography

Hello Pro! TIME
TV · 58 eps

P-sma
TV · 4 eps

HEY!HEY!HEY! MUSIC CHAMP
TV · 12 eps

Ustream Musume
TV · 5 eps

MUSIC JAPAN
TV · 1 ep

Petit Best 20 2020
Movie

Hello! Project 2019 Winter ~YOU & I~ Hello! Project 20th Anniversary!!
Movie

Hello! Project 2019 Winter ~NEW AGE~ Hello! Project 20th Anniversary!!
Movie

Hello! Project 2018 Summer ~OG Corner 2~ Hello! Project 20th Anniversary!!
Movie

Hello! Project 2018 Summer ~OG Corner 1~ Hello! Project 20th Anniversary!!
Movie

いきなりマリッジ
TV · 2 eps

Hello! Project 2017 Hina Fes ~℃-ute Premium~
Movie

Hello! Project 2017 Hina Fes ~Morning Musume.'17 Premium~
Movie

Hello! Project 2017 Hina Fes ~ANGERME & Juice=Juice Premium~
Movie

Hello! Project 2017 Hina Fes ~Tsugunaga Momoko Premium~
Movie

℃-ute 2017 Summer Last Concert in Saitama Super Arena ~Thank you team ℃-ute~
Movie

Petit Best 18
Movie

Nikenme Dou Suru? ~Tsumami no Hanashi~
TV · 1 ep

Hello! Project 2016 COUNTDOWN PARTY 2016-2017 ~GOODBYE & HELLO!~
Movie

Hello! Project 2016 Hina Fes ~℃-ute Premium~
Movie

Hello! Project 2016 Summer ~Sunshine Parade~
Movie

Hello! Project 2016 Summer ~Rainbow Carnival~
Movie

Hello! Project 2016 Winter ~DANCING! SINGING! EXCITING!~
Movie

Hello! Project DVD Magazine Vol.48
Movie

Hello! Project DVD Magazine Vol.49
Movie

Hello! Project DVD Magazine Vol.50
Movie

Hello! Project DVD Magazine Vol.51
Movie

Petit Best 17
Movie

Hello! Project 2015 Summer ~CHALLENGER~
Movie

Hello! Project 2015 Winter ~DANCE MODE!~
Movie

Hello! Project 2015 COUNTDOWN PARTY 2015-2016 ~GOODBYE & HELLO!~
Movie

Hello! Project 2015 Hina Fes ~Mankai! The Girls' Festival~ Morning Musume.'15 Premium
Movie

Hello! Project 2015 Hina Fes ~Mankai! The Girls' Festival~ ANGERME & Juice=Juice Premium
Movie

Hello! Project 2015 Hina Fes ~Mankai! The Girls' Festival~ ℃-ute Premium
Movie

Hello! Project 2015 Summer ~DISCOVERY~
Movie

Hello! Project 2015 Winter ~HAPPY EMOTION!~
Movie

℃-ute 2015 Autumn ~℃an't STOP!!~
Movie

℃-ute 2015 Autumn Cutie Circuit ~9gatsu 10ka wa ℃-ute no Hi~
Movie

℃-ute 2015 Spring 9→10 Shuunen Kinen ~The Future Departure~
Movie

Hello! Project DVD Magazine Vol.44
Movie

Hello! Project DVD Magazine Vol.45
Movie

Hello! Project DVD Magazine Vol.46
Movie

Hello! Project DVD Magazine Vol.47
Movie

Petit Best 16
Movie

Hello! Project 2014 COUNTDOWN PARTY 2014-2015 ~GOODBYE & HELLO!~
Movie

Hello! Project 2014 Hina Fes ~Full Course~ Main Dish wa ℃-ute Desu.
Movie

Hello! Project 2014 Summer ~KOREZO!~
Movie

Hello! Project 2014 Summer ~YAPPARI!~
Movie

Hello! Project 2014 Winter ~GOiSU MODE~
Movie

Hello! Project 2014 Winter ~DE-HA MiX~
Movie

℃-ute 2014 Autumn (910) no Hi Special Concert ~Thank you BeriKyuu!~ in Nippon Budokan
Movie

℃-ute 2014 Autumn ~Monster~
Movie

℃-ute 2014 Spring ~℃-ute no Honne~
Movie

Hello! Project DVD Magazine Vol.40
Movie

Hello! Project DVD Magazine Vol.41
Movie

Hello! Project DVD Magazine Vol.42
Movie

Hello! Project DVD Magazine Vol.43
Movie

Petit Best 15
Movie

S/mileage 2014 Summer LIVE FULL CHARGE ~715 Nippon Budokan~
Movie

℃-ute Cutie Circuit ~First Trip to Taipei~
Movie

Hello! Channel Vol.12 ~Tanaka Reina Sotsugyou Special!~
Movie

Hello! Project 2013 Spring Haru no Dai Kansha Hinamatsuri Festival 2013 ~Berryz Koubou 10 Nenme Totsunyuu Special!~
Movie

Hello! Project 2013 Spring Yaon Premium LIVE ~Soto Fes~
Movie

Hello! Project 2013 COUNTDOWN PARTY 2013-2014 ~GOODBYE & HELLO!~
Movie

Hello! Project 2013 Summer COOL HELLO! ~Sorezoore!~
Movie

Hello! Project 2013 Summer COOL HELLO! ~Mazekooze!~
Movie

Hello! Project 2013 Winter Tanjou 15 Shuunen Kinen Live 2013 Fuyu ~VIVA!~
Movie

Hello! Project 2013 Winter Tanjou 15 Shuunen Kinen Live 2013 Fuyu ~BRAVO!~
Movie

Hello! Project 2013 Spring Haru no Dai Kansha Hinamatsuri Festival 2013 ~Thank You For Your Love!~
Movie

℃-ute 2012~2013 Winter ~Shinseinaru Pentagram~
Movie

℃-ute 2013 Autumn"Queen of J-POP ~Tadoritsuita Onna Senshi~" in Budokan
Movie

℃-ute 2013 Spring ~Treasure Box~
Movie

Hello! Project DVD Magazine Vol.34
Movie

Hello! Project DVD Magazine Vol.35
Movie

Hello! Project DVD Magazine Vol.36
Movie

Hello! Project DVD Magazine Vol.38
Movie

Hello! Project DVD Magazine Vol.37
Movie

Hello! Project DVD Magazine Vol.39
Movie

Petit Best 14
Movie

Hello! Channel Vol.11 ~2013nen Shinshun Tokudaigou Mano Erina Sotsugyou Special!~
Movie

Hello! Channel Vol.10 ~Tabi wo Shichaimashita! Special~
Movie

Hello! Channel Vol.9
Movie

Hello! Channel Vol.8
Movie

Hello! Project 2012 Summer Tanjou 15 Shuunen Kinen Live 2012 Natsu ~Ktkr (Kitakore) Natsu no Fan Matsuri!~
Movie

Hello! Project 2012 Summer Tanjou 15 Shuunen Kinen Live 2012 Natsu ~Wkwk (Wakuwaku) Natsu no FAN Matsuri!~
Movie

Hello! Project 2012 Winter Hello☆Pro Tengoku ~Rock-chan~
Movie

Hello! Project 2012 Winter Hello☆Pro Tengoku ~Funky-chan~
Movie

℃-ute 2012 Spring-Summer ~Utsukushikutte Gomen ne~
Movie

Hello! Project DVD Magazine Vol.28
Movie

Hello! Project DVD Magazine Vol.30
Movie

Hello! Project DVD Magazine Vol.31
Movie

Hello! Project DVD Magazine Vol.32
Movie

Hello! Project DVD Magazine Vol.33
Movie

Petit Best 13
Movie

℃-ute 2012 Cutie Circuit ~9gatsu 10ka wa ℃-ute no Hi~
Movie

Berryz Kobo & ℃-ute Collaboration Concert Tour 2011 Aki: Berikyuu Island
Movie

Women's Math Academy
TV · as Satoko Mita · 12 eps

Ring of Curse
Movie · as Chikako's Sister

Zomvideo
Movie

Hello! Channel Vol.7
Movie

Hello! Channel Vol.6
Movie

Hello! Channel Vol.5
Movie

Hello! Channel Vol.4
Movie

Ousama Game
Movie · as Kaori Maruoka

℃-ute Zen Single MUSIC VIDEO Blu-ray File 2011
Movie

Hello! Project 2011 Autumn Hello! Project ☆ Festival 2011 ~MOBEKIMASU~
Movie

Hello! Project 2011 Summer ~Nippon no Mirai wa WOW WOW Live~
Movie

Hello! Project 2011 Summer ~Nippon no Mirai wa YEAH YEAH Live~
Movie

Hello! Project 2011 Winter ~Kangei Shinsen Matsuri~ A gana Live
Movie

Hello! Project 2011 Winter ~Kangei Shinsen Matsuri~ B kkuri Live
Movie

Hello Pro! TIME Vol.5
Movie

℃-ute 2011 Spring 'Chou! Chou Wonderful Tour'
Movie

Hello! Project DVD Magazine Vol.23
Movie

Hello! Project DVD Magazine Vol.24
Movie

Hello! Project DVD Magazine Vol.25
Movie

Hello! Project DVD Magazine Vol.26
Movie

Hello! Project DVD Magazine Vol.27
Movie

Petit Best 12
Movie

Hello! Channel Vol.3
Movie

Hello! Channel Vol.2
Movie

Hello! Channel Vol.1
Movie

Hello! Project 2010 Summer ~Fankora!~
Movie

Hello! Project 2010 Winter Kachou Fuugetsu ~Mobekimasu!~
Movie

Hello! Project 2010 Winter Kachou Fuugetsu ~Shuffle Date~
Movie

℃-ute 2010 Spring ~Shocking LIVE~
Movie

℃-ute 2010 Summer-Autumn ~Dance Special!! 'Chou Uranaito!!'~
Movie

Hello! Project DVD Magazine Vol.20
Movie

Hello! Project DVD Magazine Vol.21
Movie

Hello! Project DVD Magazine Vol.22
Movie

Petit Best 11
Movie

Bijo Gaku
TV · 53 eps

℃-ute コンサートツアー 2009 春〜 A B ℃ 〜
Movie

℃-uteコンサートツアー2009夏秋〜キューティーJUMP!〜
Movie

Hello! Project 2009 Summer Kakumei Gannen ~Hello! Chanpuru~
Movie

Hello! Project 2009 Winter Kettei! Hello☆Pro Award '09 ~Backstage Video~
Movie

Hello! Project 2009 Winter Kettei! Hello☆Pro Award '09 ~Elder Club Sotsugyou Kinen Special~
Movie

Hello! Project 2009 Winter Wonderful Hearts Kouen ~Kakumei Gannen~
Movie

Hello! Project DVD Magazine Vol.16
Movie

Hello! Project DVD Magazine Vol.18
Movie

Hello! Project DVD Magazine Vol.19
Movie

Petit Best 10
Movie

℃-ute 2009 Cutie Circuit ~9gatsu 10ka wa ℃-ute no Hi~
Movie

Berryz Kobo & ℃-ute Nakayoshi Battle Concert Tour 2008 Haru ~Berryz Kamen vs Cutie Ranger~
Movie

℃-uteコンサートツアー2008夏〜忘れたくない夏〜
Movie

℃-ute Cutie Circuit 2008〜9月10日は℃-uteの日〜
Movie

Hello! Project 2008 Summer Wonderful Hearts Kouen ~Hishochi de Date Itashima SHOW~
Movie

Hello! Project 2008 Winter ~Kettei! Hello☆Pro Award '08~
Movie

Hello! Project 2008 Winter ~Wonderful Hearts Nenjuu Mukyuu~
Movie

Hello! Project 2008 Winter ~Live DVD Box Bonus Video~
Movie

Hello! Project DVD Magazine Vol.12
Movie

Hello! Project DVD Magazine Vol.14
Movie

Hello! Project DVD Magazine Vol.15
Movie

Petit Best 9
Movie

Yorosen!
TV · 120 eps

℃-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〜
Movie

Cutie Circuit 2007 〜9月10日は℃-uteの日〜
Movie

℃-ute ライブツアー2007秋〜放課後のエッセンス〜
Movie

Hello! Project 2007 Winter ~Shuuketsu! 10th Anniversary~
Movie

Hello! Project 2007 Winter ~Wonderful Hearts Otome Gocoro~
Movie

Hello! Project 2007 Winter ~Live DVD Box Bonus Video~
Movie

Hello! Project 2007 Summer 10th Anniversary Dai Kanshasai ~Hello☆Pro Natsu Matsuri~
Movie

Hello! Project DVD Magazine Vol.8
Movie

Hello! Project DVD Magazine Vol.10
Movie

Hello! Project DVD Magazine Vol.11
Movie

Petit Best 8
Movie

℃-ute 2007 Spring ~Golden Hatsu Date~
Movie

Hello! Project 2006 Summer ~Wonderful Hearts Land~
Movie

Hello! Project DVD Magazine Vol.4
Movie

Hello! Project DVD Magazine Vol.6
Movie

Hello! Project DVD Magazine Vol.7
Movie

Hello! Project 2006 Winter ~Zeninshuu GO!~
Movie

Hello! Project 2006 Winter ~Wonderful Hearts~
Movie

Petit Best 7
Movie

℃-ute 2006 Cutie Circuit Final in YOMIURI LAND EAST LIVE ~9gatsu 10ka wa ℃-ute no Hi~
Movie

Hello! Project Sports Festival 2006 Solo Okai Chisato
Movie

Hello! Project 2005 Summer no Kayou Show ~'05 Selection! Collection!~
Movie

Hello! Project 2005 Winter ~A HAPPY NEW POWER! Akagumi~
Movie

Hello! Project 2005 Winter All-Stars Dairanbu ~A HAPPY NEW POWER! Iida Kaori Sotsugyou Special~
Movie

Hello! Project DVD Magazine Vol.2
Movie

Hello! Project DVD Magazine Vol.3
Movie

Hello! Project 2004 Summer ~Natsu no Doon!~
Movie

Hello! Project 2004 Winter ~C'MON! Dance World~
Movie

Yaguchi Mari to iku! ℃-ute chotto 1-kyoku kiite kudasai! Vol.1
Movie

Hello! Project DVD Magazine Vol.1
Movie

Hello! Project Sports Festival 2004
Movie

Yaguchi Mari to iku! ℃-ute chotto 1-kyoku kiite kudasai! Vol.2
Movie

Hello! Morning Haromoni Gekijou Vol.4 "Hirusagari no Moomamatachi & Bus ga Kuru Made"
Movie

Hello! Project 2003 Summer ~Yossha! Bikkuri Summer!!~
Movie

Hello! Project 2003 Winter ~Tanoshin Jattemasu!~
Movie

Hello! Project Sports Festival 2003
Movie

Koinu Dan no Monogatari - Making Of
Movie

Hello! Project 2002 Summer ~ONE HAPPY SUMMER DAY~
Movie

The Story of Dan the Puppy
Movie

Utaban
TV · 5 eps

