Question 1

Where is Oerbierman?

Accepted Answer

Oerbierman is in Chiyoda, Tokyo, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Heavenly Delusion does Oerbierman appear in?

Accepted Answer

Oerbierman appears in EP7 of Heavenly Delusion.

Question 3

Can I visit Oerbierman?

Accepted Answer

Yes. Oerbierman is a real place you can visit. Check what it looks like on Street View before you go.

Question 4

Where was Heavenly Delusion filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and Oerbierman is one of those real places (EP7).