Question 1

Where is SOGO Omiya Store?

Accepted Answer

SOGO Omiya Store is in Saitama, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Lucky☆Star does SOGO Omiya Store appear in?

Accepted Answer

SOGO Omiya Store appears in EP15 of Lucky☆Star.

Question 3

Can I visit SOGO Omiya Store?

Accepted Answer

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

Question 4

Where was Lucky☆Star filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and SOGO Omiya Store is one of those real places (EP15).