: The official, free tool for this format. Download it from the 7-Zip Official Website .

If it is a Ren'Py game (common for this file naming style), you may see a .sh file for Linux or a .app for Mac.

: If the game fails to launch after extraction, ensure you have the DirectX End-User Runtimes or Visual C++ Redistributables installed.

Once extracted, open the folder. Look for an application file (e.g., Cz_party.exe or Game.exe ).

Select 7-Zip > Extract to "Cz party\" . This creates a folder so files don't clutter your current directory. :

: If you get a "Can not open file as archive" error, the download likely failed or was cut short. Try downloading it again.

: Since this file name is common on file-sharing sites, always run it through a scanner like VirusTotal before opening.