CK5 is Crystal Kay's sixth album and first "best of..." album. This album celebrated Crystal Kay's five years in the music business, hence the name CK5, and includes songs on her previous albums, C.L.L. Crystal Lover Light, 637 -always and forever-, almost seventeen, and 4 Real. Since its release, CK5 ranked #2 in Japan's Oricon charts and charted for 49 weeks. The CD's first song, Motherland, was used as the third ending theme for the Full Metal Alchemist anime.
First press edition is 「CD+DVD」．DVD includes 2 LIVE VIDEOS．
This album was COPY CONTROL CD.But changed into CDDA album from July 2005.
Recent studies from Wilford Hall Medical Center, Department of Pathology add new data to lobular cancer prognosis.(Report)
Apr 07, 2008; A new study, 'The expression of cytokeratin 5/6 in invasive lobular carcinoma of the breast: evidence of a basal-like subset,' is...