Question 1

Where is Nankaido Shoten?

Accepted Answer

Nankaido Shoten is in Chiyoda, 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 Nankaido Shoten appear in?

Accepted Answer

Nankaido Shoten appears in EP6 of Akane-banashi.

Question 3

Can I visit Nankaido Shoten?

Accepted Answer

Yes. Nankaido Shoten 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 Nankaido Shoten is one of those real places (EP6).