1. Bangtan Boys (BTS/방탄소년단)
Members (from the left to the right): Kim Taehyung (V), Min Yoongi (Suga), Kim Seokjin (Jin), Jeon Jungkook, Kim Namjoon (Rap Monster), Park Jimin, J-Hope (Jung Hoseok).
Bangtan Boys (Korean: 방탄소년단, RR: Bangtan Sonyeondan, Translation: Bulletproof Boy Scouts, also known as BTS) is a South Korean seven-member hip-hop boy group formed by Big Hit Entertainment, a company who also manages the artistsGLAM and 2AM. They debuted on June 13, 2013 with their first title song No More Dream followed by We Are Bulletproof Pt.II. They have won the title of "New Artist of the Year" at several music award functions including the 2013 MelOn Music Awardsand Golden Disk Awards, 2014 Seoul Music Awards and Gaon Chart K-Pop Awards with multiple other nominations at other award ceremonies. They have also had their own variety show called Rookie King: Channel Bangtan (신인왕: 채널 방탄), which aired on the SBS MTV channel for a total of eight episodes. [http://en.wikipedia.org/wiki/Bangtan_Boys]
2. 2PM
Members (left-right): Kim Minjun (Jun.K), Nichkhun Buck Horvejkul, Ok Taecyeon, Jang Wooyoung, Lee Junho, Hwang Chansung.
2PM (Hangul: 투피엠) is a South Korean idol group managed by JYP Entertainment. Former leader Jay Park officially left the group in early 2010.
The members of 2PM found their start under Korean musician Park Jin Young, who formed an eleven-member band known as One Day. Eventually the band was split into 2PM, and a similar but independent group known as 2AM. 2PM debuted with the song "10 Jeom Manjeome 10 Jeom" (10점 만점에 10점, lit. 10 Points Out of 10 Points), which showcased their acrobatic dance styles.[1] They achieved their first Number 1 single with "Again & Again". Both singles featured on their first studio album, The First Album 1:59PM, released in 2009. The band went on to release another Korean album, known as Hands Up, in 2011. They made their Japanese debut later that year with Republic of 2PM. After more than a year, the group returned in 2013 with their third studio album Grown. [http://en.wikipedia.org/wiki/2PM]
3. SHINee
Members (left-right): Lee Jin Ki(Onew), Lee Taemin, Kim Jonghyun, Choi Minho, Kim Kibum(Key).
Shinee is a South Korean contemporary R&Bboy group under the management of S.M. Entertainment. Formed in 2008, the group consists of Onew, Jonghyun, Key,Minho, and Taemin. They made their debut on May 25, 2008 on SBS's Inkigayo with their single, "Replay".
Since their debut, Shinee has released three full-length albums (in Korean language; with one being a separate double-album release), five mini-albums, one live album and various singles. They have also won many awards, held three concert tours and starred in their own reality shows. Shinee is considered to be a fashion icon having started the "Shinee Trend" and are known for their highly synchronized and complex dancing.
They made their Japanese debut on June 22, 2011 by releasing a Japanese version of their single, Replay, and gained the title, "The artist who managed to get in top 3 for 3 continuous releases since debut," for the foreign artist category. Such an achievement had never been gained by anyone else ever since the single ranking chart was established 45 years ago, in January 1968,followed by their first Japanese studio album, The First on December 7, 2011.Their second Japanese album, Boys Meet U, was released on June 26, 2013 under EMI Records Japan after EMI Music Japan was officially absorbed into Universal Music Japan and was renamed to "EMI Records Japan". [http://en.wikipedia.org/wiki/Shinee]
4. Super Junior
Members (from the left*top*): Park Jungsoo (LeeTeuk), Kim Ryeowook, Cho Siwon, Lee Sungmin, Kim Young Woon (Kangin), Kim Heechul, Lee HyukJae (Eunhyuk), Lee Donghae, Cho Kyuhyun, Shin Dong Hee (Shindong).
Yesung enlisted for his mandatory military service on May 6 2013 until now(2014).
Super Junior (Korean: 슈퍼주니어; Syupeo Junieo) is a South Korean pop group. Formed in 2005 by producer Lee Soo-manof S.M. Entertainment.
Super Junior launched into international recognition following the release of their best-selling single "Sorry, Sorry" in 2009, the title song of their most critically successful album Sorry, Sorry.Over the years, they have been divided into smaller groups, simultaneously targeting different music industries and audiences. Largely due to Super Junior's success as entertainers, other Korean entertainment managements began to train their music groups in other areas of entertainment, such as acting and hosting. [http://en.wikipedia.org/wiki/Super_Junior]
Super Junior-M, often referred to as SJ-M, is a Mandopop boy band formed in 2008 by South Korea's S.M. Entertainment. The band is the first international music group in the Chinese music industry to have members of both Chinese and Korean descent.
Super Junior-M is the third and most successful subgroup branched off from the Korean band Super Junior. The group originally consisted of leader Han Geng, Donghae, Siwon, Ryeowook, Kyuhyun, and two additional members appearing exclusively to the subgroup, Zhou Mi and Henry In December 2009, Han Geng filed a lawsuit against S.M. Entertainment and left the group, resulting in the group's temporary disbandment.Han Geng was later replaced by Super Junior members Eunhyuk and Sungmin, which coincided with the release of the group's second EP Perfection in February 2011. After Han Geng's leave, the group considers Sungmin as the new "leader",as he is the oldest member of the team.However, S.M. Entertainment has not released any statements about electing a new group leader. [http://en.wikipedia.org/wiki/Super_Junior-M]