"Silent Hill (サイレントヒル, Sairento Hiru) is a survival horror video game franchise, developed and published by Konami. The first four games in the series were created by Team Silent, which has since disbanded. Additional titles have been created by other developers: Silent Hill: Origins by Climax Group and Silent Hill Homecoming by Double Helix Games and a third title, developed by Climax Group, Silent Hill: Shattered Memories was released in December 2009. There is also a series of comics, books, and novelizations based on the series. A film adaptation loosely based on the first game was released in 2006 directed by Christophe Gans. A second film is currently in pre-production."
Source: Wikipedia, "Silent_Hill", available under the CC-BY-SA License.