Question 1

Where is 7-Eleven?

Accepted Answer

7-Eleven is in Shibuya, Tokyo, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of The Devil is a Part-Timer! does 7-Eleven appear in?

Accepted Answer

7-Eleven appears in EP1 of The Devil is a Part-Timer!.

Question 3

Can I visit 7-Eleven?

Accepted Answer

Yes. 7-Eleven is a real place you can visit. Check what it looks like on Street View before you go.

Question 4

Where was The Devil is a Part-Timer! filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and 7-Eleven is one of those real places (EP1).