Extra Options:
Press L1 or R1 at the options screen to display an extra options menu with blood color, map zoom, and other selections.

Completion Bonuses:
Beat the game. Start another game and enter the extra options menu to access new features.

-A "Bullet Adjust" option can be set, allowing the normal amount of ammunition found at a location to be doubled or tripled.
-A "Noise Effect" option can be set.
-Another new option can be set, allowing scenes to be viewed without distortion.

Additional Puzzle Difficulty:
Beat the game under the easy, normal, and hard puzzle difficulty settings. Select the hard puzzle difficulty again and begin a new game with a new combination of puzzles.

Reveal Signs:
Unlock all five endings, then start a new game. All signs will now be revealed.

Chainsaw:
Beat the game under the normal difficulty and normal puzzle difficulty settings. Start a new game to find a chain saw among logs before the cemetery.

Hyper Spray:
Beat the game two times. Start a new game to find the Hyper Spray on the south side of the motor home.

Crimson Cermony Book:
After you get to room 312 and wacth the movie go back to the reading room and on the top shelf on the side with the sick be conversation their is the Crimson Ceremony book which you have to have for the rebirth ending (replay game only).

Dog Tag Ending:
After you have cleared the In water ending, Leave ending and the Maria Ending or beaten the Rebirth ending you can get a dog tag which is to the west of Jack's Inn on Nathan Avenue. You can then open up the Observation room in the Lake View Hotel on floor 3F!