Question: Super Junior, also known as simply SJ or SUJU, is a boy band, of which nationality. the band originally debuted with twelve members, including Kim Ki-bum, a South Korean actor and singer?

Context articles: Kim Ki-bum
List of Super Junior concert tours
I Love Lee Tae-ri
Kim Ryeowook discography
Super Junior filmography
Key (entertainer)
Kim Ryeowook
Super Junior
List of songs written by Super Junior
Super Junior Mini-Drama

Kim Ki-bum (born August 21, 1987) is a South Korean actor and singer.
 He was a member of the South Korean boy band Super Junior.
 After the release of Super Junior's third studio album "Sorry, Sorry" in 2009, Kim announced his leave from the group to pursue his acting career.
 In 2015, Kim announced he ended his contract with S.M. Entertainment and departure from the group.
 Kim made his television debut in the Korean television drama, "April Kiss", in 2004.
Super Junior (Korean: 슈퍼주니어 ; "Syupeo Junieo") is a South Korean boy band.
 Formed in 2005 by producer Lee Soo-man of S.M. Entertainment, the group comprised a total of thirteen members at its peak.
 Super Junior originally debuted with twelve members, consisting of leader Leeteuk, Heechul, Hangeng, Yesung, Kangin, Shindong, Sungmin, Eunhyuk, Siwon, Donghae, Ryeowook and Kibum.
 Kyuhyun joined the group in 2006.
I Love Lee Tae-ri () is a 2012 South Korean romantic comedy series about a 14-year-old boy who makes a wish and suddenly grows up into a 25-year-old man.
 It starred Super Junior's Kim Ki-bum and Park Ye-jin.
Kim Ryeo-wook (born June 21, 1987), better known by the mononym Ryeowook, is a South Korean singer and actor.
 He is a member of the South Korean boy band Super Junior and its subgroups, Super Junior-K.R.Y. and Super Junior-M.
 Along with four other Super Junior members, he is one of the first Korean artists to appear on Chinese postage stamps.
 He made his solo debut and released first solo album "The Little Prince" in 2016.
 He released his duet Cosmic with Bada in 23 September 2016 before he went for enlistment in 11 October 2016 .
Super Junior (Korean: 슈퍼주니어 ; "Syupeo Junieo") is a South Korean boy band.
 Formed in 2005 by producer Lee Soo-man of S.M. Entertainment, the group comprised a total of thirteen members at its peak.
 Super Junior originally debuted with twelve members, consisting of leader Leeteuk, Heechul, Hangeng, Yesung, Kangin, Shindong, Sungmin, Eunhyuk, Siwon, Donghae, Ryeowook and Kibum.
 Kyuhyun joined the group in 2006.
Kim Ki-bum (born September 23, 1991), better known by his stage name Key, is a South Korean singer, actor, fashion designer and television presenter.
 Born and raised in Daegu, South Korea, he later travelled to Seoul after a successful audition at the S.M. National Tour Audition Casting.
 In 2008, Key debuted as a member of South Korean boy group Shinee, who later went on to become one of the best-selling artists in Korea.
 Key is widely recognised as a singer, but he has also ventured into different careers, notably as an actor and fashion designer.
Kim Ryeo-wook (born June 21, 1987), better known by the mononym Ryeowook, is a South Korean singer and actor.
 He is a member of the South Korean boy band Super Junior and its subgroups, Super Junior-K.R.Y. and Super Junior-M.
 Along with four other Super Junior members, he is one of the first Korean artists to appear on Chinese postage stamps.
 He made his solo debut and released first solo album "The Little Prince" in 2016.
 He released his duet Cosmic with Bada in 23 September 2016 before he went for enlistment in 11 October 2016 .
Super Junior (Korean: 슈퍼주니어 ; "Syupeo Junieo"), also known as simply SJ or SUJU, is a South Korean boy band.
 Formed in 2005 by producer Lee Soo-man of S.M. Entertainment, the group comprised a total of thirteen members at its peak.
 Super Junior originally debuted with twelve members, consisting of leader Leeteuk, Heechul, Hangeng, Yesung, Kangin, Shindong, Sungmin, Eunhyuk, Siwon, Donghae, Ryeowook and Kibum.
 Kyuhyun joined the group in 2006.
Super Junior (Korean: 슈퍼주니어 ; "Syupeo Junieo") is a South Korean boy band.
 Formed in 2005 by producer Lee Soo-man of S.M. Entertainment, the group comprised a total of thirteen members at its peak.
 Super Junior originally debuted with twelve members, consisting of leader Leeteuk, Heechul, Hangeng, Yesung, Kangin, Shindong, Sungmin, Eunhyuk, Siwon, Donghae, Ryeowook and Kibum.
 Kyuhyun joined the group in 2006.
Super Junior Mini-Drama, also called "Super Junior Drama Series" or "Super Junior Productions", was a variety game show hosted by the Korean boy band Super Junior where they would write, produce and star in their own drama series.
 It first aired on August 16, 2006 on M-Net.