Junk Head is a stop-motion animated film created by Takahide Hori. It explores a dystopian future where humans have achieved immortality but at the cost of fertility, leading them to send an agent into the subterranean world to investigate mysterious beings. The film is noted for its intricate and imaginative world-building, achieved through painstakingly detailed animation. The project took several years to complete and gained attention for its unique style and storytelling.