Question 1

Where is Kattstrumpor?

Accepted Answer

Kattstrumpor is in Takamatsu, Kagawa Prefecture, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Summer Pockets does Kattstrumpor appear in?

Accepted Answer

Kattstrumpor appears in EP3 of Summer Pockets.

Question 3

Can I visit Kattstrumpor?

Accepted Answer

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

Question 4

Where was Summer Pockets filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and Kattstrumpor is one of those real places (EP3).