Question 1

Where is loupe house?

Accepted Answer

loupe house is in Sumida, Tokyo, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Lycoris Recoil does loupe house appear in?

Accepted Answer

loupe house appears in EP1 of Lycoris Recoil.

Question 3

Can I visit loupe house?

Accepted Answer

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

Question 4

Where was Lycoris Recoil filmed?

Accepted Answer

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