A: Not officially. Some community members have created a Wine wrapper script that runs the Windows exe on Linux, but performance may vary.
Run everything as a normal user (no admin rights needed). If a dialog asks for admin, click No – the repack installs to your user profile ( %APPDATA% ). doujindesutvtomodachinohahawabokunoii repack
The garbled "doujindesutvtomodachi..." likely results from mis-typing a file or folder name. The original game is probably called (友達の母は僕のいい...) – meaning "My Friend's Mother is My Pleasure/Good Thing" . A: Not officially