Happy∞Effect

 is the debut single by Earth Star Dream. It features half the members of the group, while the other half are included on Bloodtype☆Heartbeat, which was released alongside it.

Single Information
Happy∞Effect was used as an ending theme for the anime ''Ketsuekigata-kun! 2''.
 * Lyrics: Isogai Yoshie
 * Compositon: Ono Takamitsu
 * Arrangement: Tamaki Chihiro

Tracklist

 * 1) Happy∞Effect (ハッピー∞エフェクト)
 * 2) Happy∞Effect (ハッピー∞エフェクト) (Instrumental)
 * 3) Happy∞Effect (ハッピー∞エフェクト) (Takao Kanon)
 * 4) Happy∞Effect (ハッピー∞エフェクト) (Koide Hikaru)
 * 5) Happy∞Effect (ハッピー∞エフェクト) (Aihara Arisa)
 * 6) Happy∞Effect (ハッピー∞エフェクト) (Araida Izumi)
 * 7) Happy∞Effect (ハッピー∞エフェクト) (Sogabe Eri)
 * 8) Happy∞Effect (ハッピー∞エフェクト) (TV Version)
 * 9) Happy∞Effect (ハッピー∞エフェクト) (Takao Kanon TV Version)
 * 10) Happy∞Effect (ハッピー∞エフェクト) (Koide Hikaru TV Version)
 * 11) Happy∞Effect (ハッピー∞エフェクト) (Aihara Arisa TV Version)
 * 12) Happy∞Effect (ハッピー∞エフェクト) (Araida Izumi TV Version)
 * 13) Happy∞Effect (ハッピー∞エフェクト) (Sogabe Eri TV Version)

Featured Members

 * Takao Kanon
 * Koide Hikaru
 * Aihara Arisa
 * Araida Izumi
 * Sogabe Eri