Question 1

Where is Marunouchi Park?

Accepted Answer

Marunouchi Park is in Ogaki, Gifu Prefecture, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of A Silent Voice does Marunouchi Park appear in?

Accepted Answer

Marunouchi Park is a real place that appears in A Silent Voice.

Question 3

Can I visit Marunouchi Park?

Accepted Answer

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

Question 4

Where was A Silent Voice filmed?

Accepted Answer

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