K-Pop Groups

4minute

4Minute is a five-member South Korean girl group formed in 2009 by Cube Entertainment with music singles and albums released primarily in South Korea and Japan. The members of the group are Nam Ji-hyun, Heo Ga-yoon, Jeon Ji-yoon, Kim Hyun-a, and Kwon So-hyun. The group debuted in June 2009 with its first single, "Hot Issue", and in December 2010, it released its first Japanese album, Diamond. In 2011, the group released its first Korean full-length album, 4Minutes Left.The group received the Bonsang Award at the 20th Seoul Music Awards, and the Kpop New Artist Award at the 2010 Billboard Japan Music Awards.

On May 14, Cube Entertainment announced the formation of a five-member girl group, called 4Minute, and revealed that its first member would be former Wonder Girls member Kim Hyun-a. Prior to the official announcement, the group was unofficially called the "Hyuna group". The next member, Nam Ji-hyun, was revealed on May 22. The remaining members were announced the following day.

4Minute released its first single, "Hot Issue", on June 15, and had their first television performance on MNet Countdown on June 18. On June 21, the group's van was raided by fans, who stole clothing and other items. Cube Entertainment said, "It was very unfortunate that such an ordeal occurred."

On March 29, the digital-only mini-album Heart to Heart was released. On April 5, 4Minute released the Korean album, 4Minutes Left. The music video for "Mirror Mirror" was released on the same day. The album includes "Mirror Mirror", and songs from Heart to Heart and Diamond. Because of the song's provocative spread leg choreography; music producers demanded that "Mirror Mirror" be changed or the group could not perform the song on their shows. As a response, 4Minute changed the song's choreography, starting with the performance on M! Countdown on April 14. The song reached number two on the Gaon Chart.

On April 26, 4Minute released the fourth mini-album Name is 4Minute and the single "What's Your Name?", which was produced by Brave Brothers. Promotion for the single and album involved a set of teaser images where the members were decorated in fantasy-inspired sets and neon tones. In the fourth week of May, the song reached number one on the Gaon Single Chart, making it the group's first chart topper for Gaon. On the June 1 edition, the single reached number one on the Billboard K-pop Hot 100.

On January 26, 2015, Cube Entertainment announced that 4Minute would pre-release a track titled "Cold Rain", marking the first time the group has released a ballad as a single. The group also released a teaser video titled "Revamped". On January 29, 4Minute posted teaser photos of a second single track Crazy and noted that it would also be the title of their sixth mini-album. During the week before the EP release, the group posted teaser videos for each of its tracks. On February 9, 4Minute released the EP along with the title track's full music video. Their EP "Crazy" debuted at #1 on World Albums in Billboard, it was 4minute's first time to get that achievement. During the promotions of Crazy, 4Minute gave food out to their fans on the days of the music shows. The 4th of April 4Minute held a fanbash in Myanmar, around 7,000 fans attended.

    Members:
Nam Jihyun (남지현)
Heo Gayoon (허가윤)
Jeon Jiyoon (전지윤)
Kim Hyuna (김현아)
Kwon Sohyun (권소현)

Other facts:
Plans for the sub-unit 2YOON (composing of Gayoon and Jiyoon) were announced in late 2012. On January 17, 2013, 2YOON released the album, Harvest Moon, along with the music video for its lead single, "24/7".[103] 2YOON held their debut stage on January 17 at M! Countdown.