Question 1

Where is Shin Kado Ya?

Accepted Answer

Shin Kado Ya 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 Shin Kado Ya appear in?

Accepted Answer

Shin Kado Ya appears in EP1 of Wash It All Away.

Question 3

Can I visit Shin Kado Ya?

Accepted Answer

Yes. Shin Kado Ya 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 Shin Kado Ya is one of those real places (EP1).