Question 1

Where is Weathercock House?

Accepted Answer

Weathercock House is in Kobe, Hyogo, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Fate/Zero does Weathercock House appear in?

Accepted Answer

Weathercock House is a real place that appears in Fate/Zero.

Question 3

Can I visit Weathercock House?

Accepted Answer

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

Question 4

Where was Fate/Zero filmed?

Accepted Answer

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