Takashi Shimizu (清水 崇 Shimizu Takashi, born 27 July 1972) is a Japanese filmmaker. He is best known for being the creator of the Ju-On franchise, directing the first four installments, in addition to directing the first two installments in its American remake franchise, The Grudge. According to film scholar Wheeler Winston Dixon, Shimizu is "one of a new breed of Japanese horror directors" who prefers to "suggest menace and violence rather than directly depict it".
Source: “Takashi Shimizu”, English Wikipedia (CC BY-SA 4.0), excerpt