Question 1

Where is Koraku?

Accepted Answer

Koraku is in Nikkō, Tochigi, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Touring After the Apocalypse does Koraku appear in?

Accepted Answer

Koraku appears in EP11 of Touring After the Apocalypse.

Question 3

Can I visit Koraku?

Accepted Answer

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

Question 4

Where was Touring After the Apocalypse filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and Koraku is one of those real places (EP11).