Question 1

Where is Seiji Dental Clinic?

Accepted Answer

Seiji Dental Clinic is in Kashihara, Nara, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Beyond the Boundary does Seiji Dental Clinic appear in?

Accepted Answer

Seiji Dental Clinic appears in EP11 of Beyond the Boundary.

Question 3

Can I visit Seiji Dental Clinic?

Accepted Answer

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

Question 4

Where was Beyond the Boundary filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and Seiji Dental Clinic is one of those real places (EP11).