Run the executable file (typically named CriPackedFileMaker.exe or CpkExplorer.exe ). No formal installation wizard is usually required. How to Extract CPK Files
high-quality BGM audio, 3D models, cutscenes, and localized text.
The industry standard developed by CRI Middleware. It is highly reliable for both extracting and creating new CPK archives.
Depending on your technical skill and specific game, these are the leading options: