Question 1

Where is Koshiji Rock?

Accepted Answer

Koshiji Rock is in Utsunomiya, 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 Koshiji Rock appear in?

Accepted Answer

Koshiji Rock appears in EP10 of Touring After the Apocalypse.

Question 3

Can I visit Koshiji Rock?

Accepted Answer

Yes. Koshiji Rock 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 Koshiji Rock is one of those real places (EP10).