Henshin Gattai! 5 tsu no Atsuki Tamashii

Synopsis

Animator Sakamoto Shouta (坂本渉太) conceived, designed, animated, and also composed music for the above animated short, which the anime studio Gainax began featuring on its official website. The video mimics the popular sentai genre, with five young people transforming into a costumed superhero team. The video is the first one of a planned "MUSIC is SF" series. (Source: AniDB)