Carmilla is Kaya's fourth CD single and his last as an indies artist.

The first-press copies came with an 8 page full-color booklet and in CD EXTRA format with a footage of live digest as CD-enhanced content.

Catalog number : TK-06
UPC : 4529123323835
Label : Sherow Artist Society ?
Country : Japan
Release date : 2007/10/31

Kaya : Carmilla CD