Question 1

Where is Chiba Rosai Hospital?

Accepted Answer

Chiba Rosai Hospital is in Ichihara, Chiba, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Wonder Egg Priority does Chiba Rosai Hospital appear in?

Accepted Answer

Chiba Rosai Hospital appears in EP4 of Wonder Egg Priority.

Question 3

Can I visit Chiba Rosai Hospital?

Accepted Answer

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

Question 4

Where was Wonder Egg Priority filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and Chiba Rosai Hospital is one of those real places (EP4).