Sirius (Aoi Eir)

 is the fourth single by Aoi Eir.

CD

 * 1) Sirius (シリウス)
 * 2) Addicted...
 * 3) Kuroi Uta (クロイウタ)
 * 4) Sirius (シリウス) (Instrumental)

Anime Edition CD

 * 1) Sirius (シリウス)
 * 2) Addicted...
 * 3) Kuroi Uta (クロイウタ)
 * 4) Sirius (シリウス) (TV size ver.)

Limited Edition DVD

 * 1) Sirius (Music Video)
 * 2) The Making of “Sirius”
 * 3) Eir Aoi in Germany “AnimagiC 2013” (supported by Lis-Ani! TV)

Anime Edition DVD

 * 1) “KILL la KILL” non-credit OPENING MOVIE