Best of Crystal Kay
- 1Boyfriend, Pt. II (What Makes Me Fall In Love)
- 2Eternal Memories
- 3Komichi No Hana
- 4Darling P.P.P.
- 5Girl's Night
- 6Ex-Boyfriend
- 7Lost Child (bonus track)
- 8Tsukinonaiyoru Michinonaibasyo
- 9A Song for You
- 10Think of You
- 11Hard to Say
- 12Girl U Love
- 13Kataomoi
- 14I Like It
- 15Candy
- 16Can't Be Stopped - Til the Sun Comes Up
- 1Koiniochitara
- 2Motherland
- 3Tears
- 4Kiss
- 5Two As One
- 6I Know
- 7Kirakuni
- 8Namidaga Afuretemo
- 9Kittoeienni
- 10Konnnanichikakude...
- 11Anatanosobade
- 12Dream World
- 13Namida no saki ni
- 14One
- 15Kaerimichi
- 16Girlfriend
(P) 1999, 2000, 2001, 2002, 2003 Epic Records Japan Inc., 2001 Sony Music Associated Records Inc./(P) 2004, 2005, 2006, 2007, 2008, 2009 Epic Records Japan Inc.