Question 1

Where is Paris Miki Ikebukuro?

Accepted Answer

Paris Miki Ikebukuro is in Toshima, Tokyo, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Durarara!! does Paris Miki Ikebukuro appear in?

Accepted Answer

Paris Miki Ikebukuro appears in OP of Durarara!!.

Question 3

Can I visit Paris Miki Ikebukuro?

Accepted Answer

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

Question 4

Where was Durarara!! filmed?

Accepted Answer

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