Question 1

Where is Mimaki Oike?

Accepted Answer

You can see the exact position of Mimaki Oike from the map coordinates and the Street View link.

Question 2

Which scene of Waiting in the Summer does Mimaki Oike appear in?

Accepted Answer

Mimaki Oike appears in EP9 of Waiting in the Summer.

Question 3

Can I visit Mimaki Oike?

Accepted Answer

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

Question 4

Where was Waiting in the Summer filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and Mimaki Oike is one of those real places (EP9).