Question 1

Where is Iroha-zaka Slope?

Accepted Answer

Iroha-zaka Slope is in Tama, Tokyo, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Dusk Beyond the End of the World does Iroha-zaka Slope appear in?

Accepted Answer

Iroha-zaka Slope appears in EP11 of Dusk Beyond the End of the World.

Question 3

Can I visit Iroha-zaka Slope?

Accepted Answer

Yes. Iroha-zaka Slope is a real place you can visit. Check what it looks like on Street View before you go.

Question 4

Where was Dusk Beyond the End of the World filmed?

Accepted Answer

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