Question 1

Where is Tokyo Metropolitan Gymnasium?

Accepted Answer

Tokyo Metropolitan Gymnasium 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 Blue Box Season 2 does Tokyo Metropolitan Gymnasium appear in?

Accepted Answer

Tokyo Metropolitan Gymnasium appears in EP4 of Blue Box Season 2.

Question 3

Can I visit Tokyo Metropolitan Gymnasium?

Accepted Answer

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

Question 4

Where was Blue Box Season 2 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 Metropolitan Gymnasium is one of those real places (EP4).