Question 1

Where is Cafe&Restaurant Nagisa?

Accepted Answer

Cafe&Restaurant Nagisa is in Atami, Shizuoka, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Wash It All Away does Cafe&Restaurant Nagisa appear in?

Accepted Answer

Cafe&Restaurant Nagisa appears in EP3 of Wash It All Away.

Question 3

Can I visit Cafe&Restaurant Nagisa?

Accepted Answer

Yes. Cafe&Restaurant Nagisa is a real place you can visit. Check what it looks like on Street View before you go.

Question 4

Where was Wash It All Away 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&Restaurant Nagisa is one of those real places (EP3).