Question 1

Where is Cafe L'Opera?

Accepted Answer

You can see the exact position of Cafe L'Opera from the map coordinates and the Street View link.

Question 2

Which scene of Waiting in the Summer does Cafe L'Opera appear in?

Accepted Answer

Cafe L'Opera appears in EP8 of Waiting in the Summer.

Question 3

Can I visit Cafe L'Opera?

Accepted Answer

Yes. Cafe L'Opera 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 Cafe L'Opera is one of those real places (EP8).