Ju-On: The Grudge is a 2002 Japanese supernatural horror film written and directed by Takashi Shimizu. It is the third installment in the Ju-On series and the first to be released theatrically (the first two being direct-to-video productions). It stars Megumi Okina, Misaki Ito, Takashi Matsuyama, and Yui Ichikawa.

Ju-On (Tj`(, Juon, lit. 'Resentment Curse', also known as The Grudge) is a Japanese horror franchise created by Takashi Shimizu. The franchise began in 1998 with the release of the short films Katasumi and 4444444444. Shimizu attended the Film School of Tokyo, where he studied under Kiyoshi Kurosawa.