Question 1

Where is KITTE Marunouchi?

Accepted Answer

KITTE Marunouchi is in Chiyoda, Tokyo, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Blue Period does KITTE Marunouchi appear in?

Accepted Answer

KITTE Marunouchi appears in EP8 of Blue Period.

Question 3

Can I visit KITTE Marunouchi?

Accepted Answer

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

Question 4

Where was Blue Period filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and KITTE Marunouchi is one of those real places (EP8).