Before School

Before School (학교전) is a boy group under KSIMS Entertainment. They debuted on October 2, 2010 with their debut stage on SMS's Simkigayo by performing the song "Virgin" from their first album Before School 05.

Sub-units

 * Before School-S.K.Y.  (2012–present)
 * Before School-IL  (2013–present)
 * Before School-Sul  (2013)
 * Before School-S  (2014–present)
 * Before School-S&J (2016–present)

Discography
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Studio albums

 * Rock This House (2010)
 * Be My Girl (2011)
 * Memories (repackage) (2011)
 * Someday (2012)
 * Spy (repackage) (2012)
 * This Is Love (2014)
 * This Could Be Love (special edition) (2014)
 * Time Slip (2019)

Live albums

 * The 1st Asia Tour Concert Album Clubs' 1'' (2011)
 * Before School World Tour Clubs 2 (2013)
 * Before School: Clubs - The 3rd World Tour (2015)
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Mini albums

 * One More Time (2018)

Special albums

 * Devil (2015)
 * Magic (repackage) (2015)

Digital singles

 * "T Age-Height" (2010)
 * "The Anthem" (2018)
 * "Animals" (2018)
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Timeline

 * Red (horizontal) = Active
 * Black (horizontal) = Inactive
 * Black (vertical) = Studio Album