If you are looking to create a physical 3D model or a decorative piece, here are several high-quality "paper" options:
If your .7z file contains (like icons, wallpapers, or widgets), you can still "generate a paper" look by: Extracting the high-resolution wallpapers from the archive.
Using the character art to create stickers or a custom notebook cover.
Printing them onto to create custom physical posters.
: For a more stylized look, creators on platforms like YouTube provide DIY chibi-version papercraft tutorials that often include download links for the base patterns.