Aikea-Guinea is a March 1985 7-inch single and EP by the Scottish rock group Cocteau Twins, released on 4AD. The 7-inch format features two non-album tracks, the EP also features a further two. Aikea-Guinea was included as a bonus with some Canadian pressings of Treasure. The title track also appears on the compilation disc The Pink Opaque (1985), and a remastered version appears on Stars and Topsoil (2000). On the 7-inch format the song "Kookaburra" has a short percussive introduction that is not present on the EP.