14 Facts About I.O.Is’ Disband (Date and Reason)

9. Sejeong and Mina Focus with Gugudan


Gugudan was formed in 2016 and officially debuted with the title song called Mermaid. Sejeong and Mina became members of Gugudan before I.O.I .was officially disbanded. The group consists of nine members, namely Mimi, Hana, Haebin, Nayoung, Sejeong, Sally, Soyee, Mina and Hyeyeon.

10. Chaeyeon is Focusing on DIA


DIA ( shortened from DIAMOND and acronym for Do It Amazing) is a South Korean girl group formed by MBK Entertainment in 2015. They made their debut as a seven-member group in September 2015 with their full album Do It Amazing and its title track “Somehow”. The group currently consists of nine members: Eunice, Jueun, Huihyeon, Jenny, Yebin, Eunjin, Chaeyeon, Eunchae and Somyi.

In June 2016, the group released their first extended play Happy Ending with the title track “On the Road”, which entered the Gaon chart at number forty-eight, which is their highest position on the chart to date. Before I.O.I. declared dissolution, Chaeyeon was already doing promotion with DIA.

11. Yeonjung is Focusing on WJSN


WJSN or Cosmic Girls is a girl group under STARSHIP Entertainment and also collaborates with Chinese agency Yuehua Entertainment which debuted in February 2016 with the song MoMoMo. They debuted as a 12-member formation – three of them were from China and the rest came from Korea.

WJSN provides a unique concept as a rookie-group. They have their own symbols taken from the 12 zodiac signs. Initially when WJSN debuted was able to steal netizens’ interest and attention, but shortly after STARSHIP Entertainment contributed three trainees to join Produce 101.

Before I.O.I. was disbanded, Yeonjung had become the 13th member of WJSN and debuted with the song I Wish. There is no doubt in Yeonjung`s vocal abilities, she took the position of main vocal in the group and replaced Dayoung. Since the presence of Yeonjung in WJSN, netizens have become increasingly more interested with WJSN as pert of the Korean music industry.

12. Sohye Focusing on Acting


During the Produce 101 show, Kim Sohye was often highlighted for her weakness in memorizing powerful movements and vocals. In fact, she goes into group F, where group F is a collection of trainees with the biggest weaknesses.

However, over the passage of time as well as the spirit and help of other trainees, Sohye was able to perform various missions and present them well. In fact she got the highest score compared to Pinky and Chaeyeon while covering Sunmi song entitled Full Moon. Sohye proves that group F is not as bad as the netizens’ think, Sohye who comes from the F group is able to debut with I.O.I..

Sohye comes from S&P Entertainment where the agency focuses its’ artists for acting. Some questions from other trainees arose like, does Sohye really only act as the weakest trainee just to get more spotlight than other trainees?

After I.O.I. broke up, representatives from Sohye’s agency said if Sohye will focus on her career as an actress.

13. Doyeon and Yoojung Focusing on Weki Meki


Weki Meki or WEME is a rookie-group formed by Fantagio and debuted in 2017 with the title song I Do not Like Your Girlfriend. The group consists of eight members: Ji Suyeon, Elly, Choi Yoojung, Kim Doyeon, Sei, Lua, Rina, and Lucy, where Yoojung and Doyeon were previously members of I.O.I..

After the official I.O.I. disband, Fantagio formed a girl group for Doyeon and Yoojung along with the 6 other trainees. With a unique and energetic concept they were able to steal the attention of the netizens’.

14. No Contract Renewal

I.O.I. has been contracted by YMC Entertainment for one year and there is no contract extension for them, as some of the I.O.I. members already had their own groups and were afraid that they will interrupt the I.O.I. schedule.

In contrast to Wanna One – a group that was also formed from Produce 101, but wasall male. Many rumors say that the Wanna One’s contract will be extended due to its continuously increasing popularity. Netizens who know about the news there were disagreeing, because they liked I.O.I., who did promotions for less than a year.

I.O.I.s’ Disband Date


The 26th Asian Music Awards on January 19, 2017 became the almost last event in the I.O.I. schedule.

I.O.I. fans have been anticipating the event since the Seoul Music Awards. Many achievements have been received by I.O.I. as a rookie-group who only did promotions for 10 months. They won rookie of the year at MAMA on December 2nd, 2016, which was a very good achievement.

I.O.I. debuted after “Produce 101” with the song “Dream Girls” in May. After that, seven members were promoted as sub-unit with “Whatta Man” in August and won first place in various musical performances. As a last track, they released “Very Very Very” in October and went up to the first place again on many music shows.

Meanwhile, I.O.I. also performed at the KBS Music Awards on December 29th. After their concert, they officially ended their promotion on January 31st as originally planned.

The last concert of  I.O.I titled “Time Slip-I.O.I.” was held on 20-22 January 2017. This three-day consecutive concert was held in Janchung Gymnasium. The location was also the place where I.O.I. first made their showcase debut. At the end of the concert, all I.O.I. members and fans were crying.


In the photo I.O.I. carried banners that read, “Do not forget that we really love you guys,” bringing the sad feelings of the fans. The part that was touching was when all of I.O.I. members sang a song created by Woozi SEVENTEEN entitled Downpour.


Ahead of the breakup of I.O.I., YMC Entertainment released an official light stick for I.O.I. fans who will watch the last concert to encourage them. Light sticks were shaped like ice cream and were equipped with 3 batteries, 1 hanger and 2 colors – yellow and pink. Of course the shape of ice cream perfectly matches the personality of I.O.I.s’ members as they are cute and sweet.

Do you guys miss I.O.I.?