Zombie Ass: Toilet of the Dead (2012)

Cast: Arisa Nakamura, Mayu Sugano, Asana Mamoru, Yûki, Danny, Kentaro Kishi, Demo Tanaka, Asami, Kentarō Shimazu, Yuya Ishikawa

Wracked with guilt over her younger sister's suicide, pretty young karate student Megumi accompanies a group of older friends on a camping trip into the woods, where they're attacked by feces covered …