Question 1

Where is Tsukuda-Sumiyoshi Kou?

Accepted Answer

Tsukuda-Sumiyoshi Kou is in Chuo, Tokyo, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Negative Positive Angler does Tsukuda-Sumiyoshi Kou appear in?

Accepted Answer

Tsukuda-Sumiyoshi Kou appears in EP1 of Negative Positive Angler.

Question 3

Can I visit Tsukuda-Sumiyoshi Kou?

Accepted Answer

Yes. Tsukuda-Sumiyoshi Kou is a real place you can visit. Check what it looks like on Street View before you go.

Question 4

Where was Negative Positive Angler filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and Tsukuda-Sumiyoshi Kou is one of those real places (EP1).