Definitely not. Ju-on is a product of imagination and horror fiction. It doesn't draw from any actual true incidents. The scares and plotlines are all made up to thrill and spook the audience.
Ju On is purely fictional. It's crafted by the imagination of the filmmakers and writers to create a terrifying horror experience. There's no real-life basis for the events depicted in the movie.
Definitely not real. Ju On is a product of imagination and creative horror writing. It's designed to give you chills but has no roots in actual happenings.