Albums by Crystal Kay
- FLASH
- Spin The Music
- Superman - Single
- LOVE SONG BEST
- デリシャスな金曜日/ハルアラシ (Delicious na Kinyobi / HARU ARASHI) - Single
- Forever - Single
- VIVID
- My Heart Beat - Digital Single
- 君がいたから (Kimi ga Ita kara) - Single
- Shine
- Faces - Digital Single
- For You
- THE BEST REMIXES of CK
- 4REAL
- Two As One - Single
- Almost Seventeen
- Color Change!
- Shining
- Call me Miss...
- Crystal Style
- NATURAL -World Premiere Album-
- ALL YOURS
- Bye My Darling! - Single
- Eternal Memories - Single
- C.L.L CRYSTAL LOVER LIGHT
- TEENAGE UNIVERSE ～Chewing Gum Baby - Single
- CK5
- Shadows of Desire - Single
- Journey～君と二人で～ (Journey ~Kimi to Futari de~) - Single
- BEST of CRYSTAL KAY
- REVOLUTION - Single
- サクラ (SAKURA) - Single
- Lovin’ You - Single
- ONE Pokemon Edition - Single
- ONE - Single
- 涙のさきに (Namida no Saki ni) - Single
- Girl U Love - Single
- Kiss - Single
- きっと永遠に (Kitto Eien ni) - Single
- こんなに近くで... (Konna ni Chikaku de) - Single
- Kirakuni/Together - Single
- Motherland - Single
- 恋におちたら (Koi ni Ochitara) - Single
- Can’t Be Stopped - Single
- Candy - Single
- hard to say - Single
- think of U - Single
- Ex-Boyfriend - Single
- 637 -always and forever-
- Boyfriend -part II- - Single
- こみちの花 (Komichi no Hana) - Single
- Girl’s Night - Single
- After Love ~First Boyfriend~/Girlfriend - Single
