In the Philippines, the movie poster carries the tagline "For the creators of The Ring and Juon: The Grudge 2." The two mentioned movies have no connection with this movie (except both movies also came from Japan where this movie was originated).
The trivia item below may give away important plot points.
The film has an alternate ending where after Yumi spits the candy into Yamashita's mouth, it cuts to Tendo, the exorcist, wearing casts on his arms and legs. He gets a missed call on his cell phone, but unlike the other victims, his message is from a few seconds in the future and not three days. He's then killed in a humorous fashion when a metal basin falls on his head.