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Limited Edition Cover
Regular Edition Cover
Limited Anime Edition Cover
Aoi Eir
AtoK (アトック)
Catalog Number
VVCL-1898~9 (Limited Edition)
VVCL-1900 (Regular Edition)
VVCL-1901~2 (Limited Anime Edition)
¥1,980 (Limited Edition)
¥1,760 (Limited Anime Edition)
¥1,430 (Regular Edition)
CD Tracklist
  1. AtoK (アトック)
  2. Kingyosou (金魚草; Snapdragon)
  3. Boku ga Shinou to Omotta no wa (僕が死のうと思ったのは; That I Thought I'd Die) (original: Nakashima Mika)
  4. AtoK -Instrumental- (Limited/Regular Edition)
    AtoK -TV size ver.- (Limited Anime Edition)
DVD Tracklist
  • Limited Edition
  1. "AtoK" Music Video
  • Limited Anime Edition
  1. TV Anime BLUE REFLECTION RAY Non-Credit Opening Movie (TVアニメ「BLUE REFLECTION RAY/澪」ノンクレジットオープニングムービー)


"AtoK" is the 20th major single (22nd overall) released by Aoi Eir. It was released in three versions: a limited CD+DVD edition, a regular CD edition, and a limited CD+DVD anime edition. The title track was used as the 2nd cour opening theme for the anime BLUE REFLECTION RAY and was released digitally ahead of the single on July 10, 2021. Aoi has stated that the song stands for "Aoi Eir to Past Karma", and is a song of determination from when she had broken away and decided her own destiny.

External Links