Alien Nine (エイリアン9 Eirian Nain?) is a manga series by Hitoshi Tomizawa, which was later adapted into an anime OVA series by J.C.Staff. The manga was serialized in Akita Shoten's Young Champion magazine, spanning 3 volumes. In 2003, Tomizawa released a 1-volume sequel to the series called Alien 9 Emulators.