Catalog Number JJN-100S Release Date Dec 22, 2006 Publish Format Commercial, Enclosure Release Price Not for Sale Media Format CD Classification Original Soundtrack Published by jANIS Composed by Angel Note, Tsubasa Shiranui Arranged by Performed by Mami Nakayama OP Theme "Keep back my tears" Vocal: Mami Nakayama Lyrics: Mami Nakayama Composition: Tsubasa Shiranui Production: Angel Note ED Theme "Get back shining sky" Vocal: Mami Nakayama Lyrics: Mami Nakayama Composition: Tsubasa Shiranui Production: Angel Note