She's So Heavy is a split EP by Japanese artists Wata (Boris) and Ai Aso. It was released in 2007 by Diwphalanx Records on 7" and limited to 1500 copies. The 7" comes with a 60-page full color photo book. Ai Aso's song is a King Crimson cover from the album Islands. Wata's side is a cover of "天使" (Angel) a Masashi Kitamura song released in Canis Lupus' 1990 album "Aqua Perspective".