Kuroshitsuji: Book of Circus OP Single: ENAMEL
| Archivo | Tamaño |
| 01. ENAMEL.mp3 | 8,33 MB |
| 02. Kagee.mp3 | 6,81 MB |
| 03. Monochrome no Kiss (Live from SID 10th Anniversary TOUR 2013.mp3 | 9,54 MB |
| Cover1.jpg | 107 KB |
| Cover2.jpg | 134 KB |
| Cover3.jpg | 107 KB |
| Cover4.jpg | 244 KB |