8 Eyes (エイト・アイズ, Eito Aizu) is a 2D action platform game developed by Thinking Rabbit for the Nintendo Entertainment System in 1988 and Microsoft Windows in 2019. The game features eight levels, and can be played by one or two players. It also features a large, diverse soundtrack, composed by Kenzou Kumei, often quoting from the operatic repertoire, consisting of three pieces for each of the eight levels, each set in a different part of the world.