Question 1

Where is Harbor View Park Observatory?

Accepted Answer

Harbor View Park Observatory is in Yokohama, Kanagawa, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Blue Box Season 2 does Harbor View Park Observatory appear in?

Accepted Answer

Harbor View Park Observatory appears in OP1 of Blue Box Season 2.

Question 3

Can I visit Harbor View Park Observatory?

Accepted Answer

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

Question 4

Where was Blue Box Season 2 filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and Harbor View Park Observatory is one of those real places (OP1).