Idol musical bands in South Korea started to appear after the success of Seo Taiji and Boys, whose debut in 1992 is considered a turning point in the history of Korean popular music.
[1][2] 2012 was a record year in K-pop in terms of number of rookie artists: 33 male groups and 38 girl groups debuted.
[3][4] This list of boy bands and girl groups is organized by year of debut.