Noroi: The Curse (2005) is a masterclass in slow-burn Japanese horror that has earned a devoted cult following. Presented as a documentary assembled from missing journalist Masafumi Kobayashi's footage, the film follows his investigation into a series of paranormal incidents connected to a demonic entity known as Kagutaba. What begins with strange noises and local legends gradually unravels into a terrifying web of psychic children, mysterious rituals, and a curse that seems to transcend time and space.

The film's power lies in its commitment to its found-footage documentary format. Director Kōji Shiraishi crafts an atmosphere of unbearable dread not through jump scares, but through mounting unease and a pervasive sense of authenticity. The performances feel unnervingly real, with Jin Muraki as the determined, increasingly haunted Kobayashi serving as our guide into the abyss. The film's intricate plot rewards careful viewing, as seemingly disconnected threads—a reality TV star, a reclusive woman, and ancient folklore—converge with chilling precision.

Viewers should watch Noroi: The Curse for its unique and effective approach to horror. It's a puzzle-box of a film that demands attention and lingers long after the credits roll. Its influence on the found-footage genre is significant, offering a more cerebral and culturally rich alternative to Western counterparts. For fans of J-horror seeking a truly unsettling experience that builds to a devastating conclusion, this 2005 film remains an essential and deeply creepy watch.