Sirius (シリウス)

"Sirius (シリウス)" is a song by Eir Aoi, used as the opening theme of the TV anime Kill la Kill (2013, Trigger) for episodes 2 to 14; it also served as the ending theme of episodes 1, 15 and 25. The lyrics are by meg rock, and it was composed and arranged by Ryosuke Shigenaga. It was released by SME Records on 13 November 2013 as Aoi's fifth single, a maxi single that peaked at number 21 on the Oricon chart, and the track was later certified Gold for digital downloads by the RIAJ. It is also included on her album AUBE.