Greenlight page you may vote through. There's no date just yet but they did list the new features this release will include.
- A surprising new scenario from the game's director, Hidetaka 'Swery' Suehiro
- Enhanced HD graphics with new textures
- Reworked control system allowing for an even better combat experience
- Downloadable content to expand the mystery beyond the original game
- New bonus DLC exclusive to the PC version
- Achievements and Steam Trading Cards