Question 1

Where is Mirage land?

Accepted Answer

Mirage land is in Uozu, Toyama, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Another does Mirage land appear in?

Accepted Answer

Mirage land appears in OVA of Another.

Question 3

Can I visit Mirage land?

Accepted Answer

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

Question 4

Where was Another filmed?

Accepted Answer

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