The file is a "Sims 4 Import" package commonly found on community modding sites. These archives are designed to allow players to easily install a specific Sim with all their custom content (CC) pre-packaged. Typical File Content
Use a tool like 7-Zip or WinRAR to open the file. The file is a "Sims 4 Import" package
A collection of .package files. These include the specific assets used to create Ai Uehara's look, such as: The file is a "Sims 4 Import" package
These are the character data files (e.g., .householdbinary , .trayitem , .s4i ). They must be placed in your Documents > Electronic Arts > The Sims 4 > Tray folder to make the Sim appear in your in-game Library. The file is a "Sims 4 Import" package