Question 1

Where is Nagasaki Local Meteorological Observatory?

Accepted Answer

Nagasaki Local Meteorological Observatory is in Nagasaki, Nagasaki Prefecture, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Iroduku: The World in Colors does Nagasaki Local Meteorological Observatory appear in?

Accepted Answer

Nagasaki Local Meteorological Observatory appears in OP of Iroduku: The World in Colors.

Question 3

Can I visit Nagasaki Local Meteorological Observatory?

Accepted Answer

Yes. Nagasaki Local Meteorological Observatory is a real place you can visit. Check what it looks like on Street View before you go.

Question 4

Where was Iroduku: The World in Colors filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and Nagasaki Local Meteorological Observatory is one of those real places (OP).