Question 1

Where is B.S.P.?

Accepted Answer

B.S.P. is in Hachioji, Tokyo, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Journal with Witch does B.S.P. appear in?

Accepted Answer

B.S.P. appears in EP5 of Journal with Witch.

Question 3

Can I visit B.S.P.?

Accepted Answer

Yes. B.S.P. is a real place you can visit. Check what it looks like on Street View before you go.

Question 4

Where was Journal with Witch filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and B.S.P. is one of those real places (EP5).