Kiyoshi Nagai (永井潔, Nagai Kiyoshi; born September 6, 1945), better known by the pen name Go Nagai (永井 豪, Nagai Gō), is a Japanese manga artist and a prolific author of science fiction, fantasy, horror, and erotica. He made his professional debut in 1967 with Meakashi Polikichi, but is best known for creating popular 1970s manga and anime series...