Question 1

Where is Future?

Accepted Answer

Future is in Hirosaki, Aomori, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Flying Witch does Future appear in?

Accepted Answer

Future appears in EP5 of Flying Witch.

Question 3

Can I visit Future?

Accepted Answer

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

Question 4

Where was Flying Witch filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and Future is one of those real places (EP5).