I.O.I( Hangul : 아이오아이; also known asIOIorIdeal Of Idol) is a South Korean girl group formed by CJ E&M through the 2016 reality showProduce 101on Mnet . The group is composed of eleven members chosen from a pool of 101 trainees from various entertainment companies. They debuted on May 4, 2016 with a mini-album, and are expected to actively promote four albums, either as a whole or as sub-units, over the next 10 months.

 Recent news about I.O.I

  • by asianlook  -  March 13, 2018 07:50 AM

    DIA’s Jung Chaeyeon "I'm still close to I.O.I Members ... "

    DIA’s Jung Chaeyeon recently shot another pictorial for bnt International, and discussed the friendships between the I.O.I members, dorm life, and more in the accompanying interview. Jung Chaeyeon talked about I.O.I members, revealing, “They are all doing very well. I frequently …

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 I.O.I's History

Pre-debut:Produce 101and "Crush"edit

Main article: Produce 101

In September 2015, Jung Chae-yeon debuted as a member of DIA but temporarily withdrew from the group to joinProduce 101. She also had a cameo appearance on 2015 web dramaSweet Temptation.

트래피컬 더치 펑크).

2016–present: Debut withChrysalisedit

LOEN Entertainment has assumed the distribution duties for I.O.I's releases starting from the debut mini-album.

Five days later, the music video teaser was released.

On May 5, the group held their debut stage on Mnet 'sM! Countdown, performing "Knock Knock Knock" and the title track.

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 I.O.I's Members

Lim Na-youngedit

) was born on(1995-12-18)December 18, 1995(age 20).She is from Pledis Entertainment .

The group's debut album's intro "I.O.I"'s lyrics were penned by Na-young and Yoo-jung. Both members also co-wrote the rap lyrics for the album's title track, "Dream Girls".

Kim Chung-haedit

) was born on(1996-02-09)February 9, 1996(age 20).She is from M&H Entertainment.

She ranked 4th in the show's finale.

Kim Se-jeongedit

) was born on(1996-08-28)August 28, 1996(age 19).She is from Jellyfish Entertainment.

and also worked as a fitting model.She ranked 2nd in the show's finale.

Jung Chae-yeonedit

) was born on(1997-12-01)December 1, 1997(age 18).She is from MBK Entertainment .

She debuted as a member of MBK's girl group DIA in September 2015 and had temporarily withdrawn from the group to joinProduce 101, and subsequently I.O.I. She ranked 7th in the show's finale.

Zhou Jieqiongedit

December 16, 1998(age 17)in Taizhou , China .She is from Pledis Entertainment .

She ranked 6th in the show's finale.

Kim So-hyeedit

) was born on(1999-07-19)July 19, 1999(age 16).She is from RedLine Entertainment.

. Her company maintains that she will continue her training once she finishes promoting with the group.She had previously appeared on some artists' music videos, such as The Ark's "The Light". She ranked 5th in the finale.

Yu Yeon-jungedit

.She is from Starship Entertainment and is the main vocalist of the group.She is a former S.M. Entertainment trainee.She ranked 11th in the finale.

Choi Yoo-jungedit

) was born on(1999-11-12)November 12, 1999(age 16).She is from Fantagio . She ranked 3rd in the finale.

Kang Mi-naedit

) was born on(1999-12-04)December 4, 1999(age 16).She is from Jellyfish Entertainment. She ranked 9th in the finale.

Kim Do-yeonedit

) was born on(1999-12-04)December 4, 1999(age 16).She is from Fantagio. She ranked 8th in the finale.

Jeon So-miedit

March 9, 2001(age 15)to a Dutch father, Matthew Douma, and a Korean mother, Jeon Sun-hee, in Canada.She is from JYP Entertainment .

In 2015, she joined the JYP Entertainment survival showSixteen, which created the girl group Twice . She made it to the finale, but did not make the final cut.

, she is the "center" of the group.

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 I.O.I's Discography

Extended plays

TitleAlbum detailsPeak chart positionsSales
Chrysalis 4 5 118
"—" denotes releases that did not chart or were not released in that region.


TitleYearPeak chart positionSales
"Crush"2016 12
"Dream Girls" 7

Other charted songs

TitleYearPeak chart positionSales
"When the Cherry Blossoms Fade"(벚꽃이 지면)2016 16
"Knock Knock Knock"(똑 똑 똑) 31
"Doo Wap" 45
"Pick Me" 93
"—" denotes releases that did not chart or were not released in that region.

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 I.O.I's Filmography


Reality/Variety shows

2012-2013 K-pop Star 2SBS Kim Se-jeong Eliminated on casting audition round
2015 SixteenMnet Jeon So-mi Eliminated on final round
2016 Produce 101Mnet All Survival show that determined I.O.I members
Standby I.O.IMnet All
Welcome ShowKBS All Kim Se-jeong as regular host
Two Yoo Project Sugar ManJTBC All
Hello, Our Native LanguageKBS Lim Na-young, Kim Chung-ha, Kim Se-jeong, Jeon So-mi
SNL KoreatvN All
Battle TripKBS All
Knowing BrothersJTBC All
VitaminKBS Lim Na-young, Kim Chung-ha, Kim So-hye, Choi Yoo-jung
With You 2JTBC All
TaxitvN All
Happy TogetherKBS Jeon So-mi

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 I.O.I's Videography

Music videosedit

2016 "Crush"Unknown
"Dream Girls"Hong Won-ki

Music video appearancesedit

2014 "Game Over" Kye Bum-zu Lim Na-young
"My Copycat" Orange Caramel Lim Na-young, Zhou Jieqiong
"Why are We" Troy Lim Na-young
"Stop Stop It" GOT7 Jeon So-mi
2015 "Man of the Year" Hanhae Lim Na-young
"The Light" The Ark Kim So-hye
"I'm Good" Elsie feat. K.Will Jung Chae-yeon
"Goodbye School" Jinlin Wang Kim So-hye
"Mansae" Seventeen Zhou Jieqiong
"Somehow" DIA Jung Chae-yeon
"My Friend's Boyfriend" DIA Jung Chae-yeon
" Pick Me " Produce 101 All

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 I.O.I's Endorsements

, the group already confirmed seven CF deals for different companies with an estimated profit of 1.4 billion.

,StoneAgeand another one that has yet to be revealed. They will also sing the OST of the games.The next day, the group was confirmed as the new endorser for SK Telecom , South Korea's largest wireless carrier.

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 I.O.I's Awards and nominations

Asia Model Awardsedit

2016 I.O.IWon

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 I.O.I's Notes

  1. ^Eru (birth name Cho Sung-hyun) is the brother of YMC Entertainment founder and chief executive officer Cho Yoo-myung, their father being trot singer Tae Jin-ah (birth name Cho Bang-hoon). Since 2015, he uses the pen name Famousbro for composing songs for other artists.

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 I.O.I's References

  1. Lee, Jeong-min. "[오마이포토] 아이오아이, 드디어 세상 속으로!". Nate (in Korean). Oh My News. Retrieved May 6, 2016. 
  2. Kim, Ji-young. "Produce 101’ girl group to be named ‘IOI’". Kpop Herald. Retrieved April 2, 2016. 
  3. Ko, Dong-hwan. "101 girls down to 'I.O.I'". Korea Times. The Korea Times. Retrieved April 7, 2016. 
  4. Lee, Jeong-ho. "'프로듀스101' 차세대 걸그룹 I.O.I 탄생…센터는 전소미(종합)". Nate (in Korean). Star News. Retrieved April 2, 2016. 
  5. Bae, Jung Yun. "I.O.I Will Make Its Official Debut". BNT News. BNT News International. Retrieved April 11, 2016. 
  6. "K팝스타2 김세정,박소연,김민정 폭풍성장(프로듀스101)". Instiz (in Korean). Retrieved April 2, 2016. 
  7. Kim, Hyeon-min. "‘프로듀스 101’, 14명의 소녀들 소개 영상…'트와이스' 소미 지원사격". Herald Pop (in Korean). Retrieved April 2, 2016. 
  8. Kim, Ji-hye. "‘프로듀스101′ 전소미, 두 번째 오디션 도전…트와이스 지원사격 ‘의리’". Tenasia (in Korean). Retrieved April 2, 2016. 
  9. Jeong, Yoo-jin. "다이아 측 "채연?캐시 잠정 탈퇴..'프로듀스' 합류" [공식입장]". Naver (in Korean). OSEN. Retrieved April 2, 2016. 
  10. Jeong, Yoo-jin. "다이아 채연?캐시, ‘프로듀스 101’ 합류 하면서 잠정탈퇴…"새로운 도전"". MBN News (in Korean). Retrieved April 2, 2016. 
  11. Seon, Mi-kyung. "'프로듀스101' 전소미, 1위 지켰다…이변없는 I.O.I 멤버 11인 확정[종합]". Nate (in Korean). OSEN. Retrieved April 2, 2016. 
  12. Kim, Do-hyeong. "'프로듀스 101' 최종 1위 전소미…11위 유연정 '데뷔 확정' (종합)". Nate (in Korean). Sports Seoul. Retrieved April 2, 2016. 
  13. Choi, Hana. "YMC 엔터테인먼트 "'프로듀스 101' 걸그룹, 오는 5월로 데뷔일 연기"". Daum (in Korean). TV Daily. Retrieved April 2, 2016. 
  14. Park, Hyeon-min. "[단독] '프로듀스101', 5월 정식 데뷔…'크러쉬' 아닌 신곡". Daum (in Korean). OSEN. Retrieved April 2, 2016. 
  15. Park, Hyun-min. "[단독] '프듀101' I.O.I, 5월 미니앨범 발매…데뷔 윤곽". Naver (in Korean). OSEN. Retrieved April 3, 2016. 
  16. Hwang, Mi-hyun. "[단독]엠넷, '프듀101' 아이오아이(I.O.I) 리얼리티 기획". Naver (in Korean). Ilgan Sports. Retrieved April 3, 2016. 
  17. Hong, Se-young. "[단독] ‘택시’, ‘프로듀스 101’ 특집 준비 중… 첫 토크쇼". Naver (in Korean). Sports Donga. Retrieved April 3, 2016. 
  18. Kim, Ji-young. "[V Report] I.O.I from ‘Produce 101’ kicks off V app broadcast". Kpop Herald. Retrieved April 4, 2016. 
  19. Jeon, Won. "[MD포커스] '관심폭발' 아이오아이, 결과물은 왜 저퀄리티일까". My Daily (in Korean). My Daily. Retrieved April 5, 2016. 
  20. Jeong, Byung-ki. "‘Produce 101’ finalist song released". Korea JoongAng Daily. Retrieved April 6, 2016. 
  21. Ko, Dong-hwan. "I.O.I's video 'crush'es fans". Korea Times. The Korea Times. Retrieved April 7, 2016. 
  22. Kim, Yoon-jin. "아이오아이 `크러쉬` 신곡 열풍 "`프로듀스 101`인기 이어간다"". MK News (in Korean). Daily News. Retrieved April 6, 2016. 
  23. Lee, Gun-hee. "아이오아이, CJ E&M 아닌 로엔과 데뷔곡 발표 (IOI's debut to be handled by LOEN, not CJ E&M)" (in Korean). Money Today. Retrieved April 13, 2016. 
  24. Bae, Jung-yun. "I.O.I to Unveil Its Teaser Image". BNT News. BNT International. Retrieved April 30, 2016. 
  25. Min, Susan. "[Video] I.O.I Releases Teaser for 'Dream Girls'". Mwave. CJ E&M enewsWorld. Retrieved May 2, 2016. 
  26. Shin, Ji-soo. "I.O.I "Dream Girls" Lyricist-Composer Turns Out to be Eru: Goes by the Name "Famous Bro"". Money Today. Retrieved May 4, 2016. 
  27. Jeon, Su-mi. "[Video] I.O.I Debuts and Releases 'Dream Girls' MV". Mwave. CJ E&M enewsWorld. Retrieved May 4, 2016. 
  28. Cho, He-jin. "I.O.I Shares Debut Selfie". Mwave. CJ E&M enewsWorld. Retrieved May 27, 2016. 
  29. Kim, Ye-na. "[단독] I.O.I, 완전체 활동 '드림콘서트'로 끝…유닛 시작". Nate (in Korean). TV Report. Retrieved May 27, 2016. 
  30. Kim, Na-hee. "아이오아이 측 "'마마' 마지막 무대? 내년 1월까지 활동"(공식입장)". Naver (in Korean). News1 Korea. Retrieved May 27, 2016. 
  31. "아이오아이 I.O.I". YMC Entertainment. YMC Entertainment. Retrieved April 5, 2016. 
  32. "'택시' 아이오아이, 이 소녀들을 사랑할 수밖에 없는 이유[텔리뷰]". Sports Today (in Korean). June 1, 2016. Retrieved June 2, 2016. 
  33. pledisgirlz (31 March 2016). "[#플레디스걸즈] 플레디스걸즈 기다려주세요~ #나영 #민경 #경원 #은우 #예빈 #결경 #시연" (Tweet). 
  34. Son, Ji-hyoung. "Lim Na-young to take lead role in I.O.I". Kpop Herald. Retrieved April 7, 2016. 
  35. "아이오아이, 타이틀곡은 '드림걸스'...티저 공개". The Huffington Post (in Korean). May 2, 2016. Retrieved May 4, 2016. 
  36. "#아는형님 #IOI 대기실 라이브". Facebook. JTBC. Retrieved April 28, 2016. 
  37. "트와이스 "'프로듀스101' 김청하 응원, 과거 JYP 연습생"(파워타임)". Ilgan Sports (in Korean). April 27, 2016. Retrieved May 1, 2016. 
  38. "프로듀스101 순위1위 김세정, 3년전 'K팝스타2' 시절 어땠나". Sports Today (in Korean). February 13, 2016. Retrieved May 1, 2016. 
  39. Choi, Hee-na (April 10, 2016). "반달 눈웃음 그대로인 '김세정' 피팅모델 시절 사진". Insight (in Korean). Retrieved May 1, 2016. 
  40. Park, Pan-seok. "다이아, 정채연·기희현 합류 확정..현재 뮤비 촬영중[공식입장]". Naver. OSEN. Retrieved May 13, 2016. 
  41. Kim, Su-jeong; Phuong, Thao. ""가장 예쁜 멤버는 누구?" 해외 네티즌도 사로잡은 '프로듀스101' 미모 甲". Diodeo (in Korean). Retrieved May 6, 2016. 
  42. ""쯔위 대항마 될 듯"… 중국 출신 주결경, '인기몰이'". dongA (in Korean). January 14, 2016. Retrieved May 1, 2016. 
  43. "대륙의 재원들, 이 정도!". dongA (in Korean). May 9, 2016. Retrieved May 13, 2016. 
  44. "'IOI' 김소혜, 배우 꿈 놓지 않는다…"연기 트레이닝 계속"". Osen (in Korean). April 4, 2016. Retrieved May 1, 2016. 
  45. Lee, Seung-hoon. "[포토] 아이오아이 유연정, '목소리가 예쁜 메인보컬'". ETNews (in Korean). ETNews. Retrieved May 29, 2016. 
  46. "프로듀스 101 유연정, 소녀시대 '다시 만난 세계' 완벽 소화… 제아의 인정 받아". ChosunBiz (in Korean). ChosunBiz. Retrieved May 30, 2016. 
  47. "제21회 경기도 청소년 종합예술제 수상자 명단 (See attached file)". Art Gwangmyung (in Korean). (사)한국예총광명지회. Retrieved May 31, 2016. 
  48. "제21회 경기도청소년종합예술제 본선대회 최종 순서표 (See attached file)". Tenten21 (in Korean). 분당정자청소년수련관. Retrieved May 31, 2016. 
  49. Hong, Bo-ram (June 2, 2015). "'식스틴' 소미 "혼혈 외모 때문에 잡종이라고 놀림받았다" 눈물". 10asia (in Korean). Retrieved May 1, 2016. 
  50. Gaon Weekly Album Chart
  51. FIVE-MUSIC Korea-Japan Album Chart
    • "Chrysalis". FIVE-MUSIC (in Chinese). 2016 [19th Week]. 
    To access, select the indicated week and year in the bottom-left corner
  52. "2016 Oricon Chart - May - Week 3". Oricon Style (in Japanese). Oricon Inc. Retrieved May 30, 2016. 
  53. "2016 Oricon Chart - May - Week 3". Oricon Style (in Japanese). Oricon Inc. Retrieved May 30, 2016. 
  54. Gaon Weekly Digital Chart
  55. Cumulative sales for "Crush":
  56. Cumulative sales for "Dream Girls":
  57. Charted songs:
  58. Cumulative sales for "When the Cherry Blossoms Fade":
  59. Cumulative sales for "Knock Knock Knock":
  60. "2016년 19주차 Download Chart (see #17)". Gaon Music Chart (in Korean). KMCIA. Retrieved May 12, 2016. 
  61. "2016년 19주차 Download Chart (see #42)". Gaon Music Chart (in Korean). KMCIA. Retrieved May 12, 2016. 
  62. Lee, Yong-soo. "아이오아이, 데뷔 과정 담는 '스탠바이 아이오아이' 오는 22일 편성". Naver (in Korean). Sports Seoul. Retrieved April 15, 2016. 
  63. Jeong, Jun-hwa. "[단독] IOI, '배틀트립' 5월21일 방송..특별판정단 역할". Naver (in Korean). OSEN. Retrieved April 27, 2016. 
  64. Hwang, Mi-hyeon. "[분석is]잭팟 '프로듀스101', CF 7개 확정..모델료 2억 돌파". Daum (in Korean). Ilgan Sports. Retrieved April 2, 2016. 
  65. Jeon, Won. "[단독] 아이오아이, 에뛰드 모델 됐다…단숨에 톱 걸그룹 등극". Naver (in Korean). My Daily. Retrieved April 5, 2016. 
  66. Son, Ji-hyoung. "I.O.I endorses new peach alcoholic drink". Kpop Herald. Retrieved April 5, 2016. 
  67. Kim, Yoo-jin. "'프로듀스 101' I.O.I, 주류 CF 촬영 "20세 넘긴 3명만"". Naver (in Korean). News1. Retrieved April 5, 2016. 
  68. Park, Sang-jin. "넷마블, 게임 3종 광고모델로 프로듀스101 아이오아이’ 발탁". Xports News Game (in Korean). Xports News. Retrieved April 11, 2016. 
  69. Kim, Ye-na. "[단독] 아이오아이, 데뷔 전 SKT 얼굴 됐다…확실한 대세". Naver (in Korean). TV Report. Retrieved April 12, 2016. 
  70. Park, Pan-seok. "'아시아모델어워즈' 아이오아이,모델특별상 가수상 수상의 영예". OSEN (in Korean). OSEN. Retrieved May 21, 2016. 

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