Jewelry Days (榊原ゆい) HBMS-011 released 2004.08.27 3000 yen

This CD is the first solo single by Sakakibara Yui (榊原ゆい).

The tracks are as follows.

1. Jewelry Days
2. Love x2 Song
3. Jewelry Days (karaoke version)
4. Love x2 Song (karaoke version)

"Jewelry Days" is the theme song to the PC game August Fan Box. "Love x2 Song" is the theme song to the web radio program Love x Radio. The lyrics to both songs written by Sakakibara Yui.