Question 1

Where is Sanso Yunosato?

Accepted Answer

Sanso Yunosato is in Takayama, Gifu Prefecture, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Hyouka does Sanso Yunosato appear in?

Accepted Answer

Sanso Yunosato appears in EP7 of Hyouka.

Question 3

Can I visit Sanso Yunosato?

Accepted Answer

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

Question 4

Where was Hyouka filmed?

Accepted Answer

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