Question 1

Where is Tokyo Big Sight East Halls?

Accepted Answer

Tokyo Big Sight East Halls is in Koto, Tokyo, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Lucky☆Star does Tokyo Big Sight East Halls appear in?

Accepted Answer

Tokyo Big Sight East Halls appears in EP12 of Lucky☆Star.

Question 3

Can I visit Tokyo Big Sight East Halls?

Accepted Answer

Yes. Tokyo Big Sight East Halls 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 Tokyo Big Sight East Halls is one of those real places (EP12).