Resident Evil 4 Preview Disc, known in Japan as Biohazard 4 Trial Edition, is the official trial edition for Resident Evil 4. It was released in Japan; the United States and Europe in late 2004. In Japan it could be purchased from September 2004 as part of the biohazard DOUBLE FEATURE or an extra in a copy of Famitsu. The US version was released as a gift to people who pre-ordered the game in December 2004.
The Trial Edition is a playable demo of the Village stage.