Question 1

Where is Gujo Observatory?

Accepted Answer

Gujo Observatory is in Shikokuchuo, Ehime Prefecture, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of NIPPON SANGOKU does Gujo Observatory appear in?

Accepted Answer

Gujo Observatory appears in EP1 of NIPPON SANGOKU.

Question 3

Can I visit Gujo Observatory?

Accepted Answer

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

Question 4

Where was NIPPON SANGOKU filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and Gujo Observatory is one of those real places (EP1).