Question 1

Where is Suehirotei?

Accepted Answer

Suehirotei is in Shinjuku, Tokyo, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Akane-banashi does Suehirotei appear in?

Accepted Answer

Suehirotei appears in EP3 of Akane-banashi.

Question 3

Can I visit Suehirotei?

Accepted Answer

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

Question 4

Where was Akane-banashi filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and Suehirotei is one of those real places (EP3).