In what year was the album “ONE - Single” released by Crystal Kay?

In what year was the album “ONE - Single” released by Crystal Kay?: The album “ONE - Single” was released in 2008 by Crystal Kay, featuring 5 tracks.
What is the most successful song from the album “ONE - Single” by Crystal Kay?: “ONE” is the biggest hit from the album “ONE - Single” by Crystal Kay.

Other artists of Japanese music