* 2000: ID; Peace B
* 2001: Jumping into the World (mini-album; titled Don't Start Now in Korea)
* 2002: No.1
* 2002: Miracle (mini-album)
* 2003: Atlantis Princess
* 2003: Shine We Are! (mini-album)
* 2004: My Name
* 2005: Girls on Top
Japanese studio albums
* 2002: Listen to My Heart
* 2003: Valenti
* 2004: Love & Honesty
* 2006: Outgrow
* 2007: Made in Twenty (20)
* 2008: The Face