Noboru Iguchi is a Japanese film director, screenwriter and actor. He has worked as a director in adult video (AV) as well as in the horror and gore genres.

Yoshihiro Nishimura is a Japanese film director, special effects and makeup effects artist, and a screenwriter who has worked predominantly in the horror genre. Nishimura has been described as "a legendary director and effects artist" and "the Tom Savini of Japan" with "talent to burn".