清水崇
The film was part of Taka Ichise's announcement from May 14, 2004 where he announced his help in the creation of Entertainment FARM, which was the first Japanese company to provide financial backing for films. The company operated like an investment firm, focusing exclusively on films. Among their first productions, was Takashige Ichise's J-Horror Theater series, which "Infection" was part of. The series was a list of free-standing horror films directed by Masayuki Ochiai, Norio Tsuruta, Takashi Shimizu, Kiyoshi Kurosawa, Hideo Nakata and Hiroshi Takahashi.