Cobalt CD Premium
Cast
| Ougi Takaya | Seki Toshihiko | ||||
| Naoe Nobutsuna | Hayami Sho | ||||
Content
| Premium CD 1 兄たち登場編（ときテレ再録） | |||||||
| Premium CD 1 直江、高耶出会い編 | |||||||
| Premium CD 2 怨讐の門～直江、独白（モノローグ）編 | Based on a scene in Vol 24 regarding Naoe's confession | Translation | |||||
The 2009 Cobalt CD is a compilation of audio dramas based on different works, including Mirage of Blaze.