Black Butterfly / Kaze ni Fukarete (ブラックバタフライ／風に吹かれて; Black Butterfly / Blowing in the Wind), official English title being Black Butterfly / Blown by the Wind, is Juice=Juice's 4th major single. It was released on July 30, 2014 in 6 editions, 2 regular and 4 limited. The first press of the regular editions comes with a random trading card of 6 kinds depending on the jackets (12 in total).