PC versionPS2 Fans have made a PC version. Some are still early, so read the project page first.
Fans took Fatal Frame II: Crimson Butterfly (Mikompilation) apart and rebuilt it so it runs natively on a computer, often with widescreen, higher frame rates and mods. Here is the project we know about:
Reimplementation project for the Fatal Frame 2 : Crimson Butterfly (Project Zero 2/零~紅い蝶) game engine