They have thousands of pictures and wallpaper, Touhou অথবা not! Just type a name in the খুঁজুন bar for a certain character and you'll most likely get 20 pages of দেওয়ালপত্র and all that good stuff!
Now, I went a little overboard and spent quite a few hours on that site, but trust me, a dedicated অনুরাগী would প্রণয় it.
The site also includes another জনপ্রিয় Japanese company, Vocaloid, so don't forget to check that out, too!