Question 1

Where is Umihotaru PA?

Accepted Answer

Umihotaru PA is in Kisarazu, Chiba, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Oreimo does Umihotaru PA appear in?

Accepted Answer

Umihotaru PA appears in EP12 of Oreimo.

Question 3

Can I visit Umihotaru PA?

Accepted Answer

Yes. Umihotaru PA is a real place you can visit. Check what it looks like on Street View before you go.

Question 4

Where was Oreimo filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and Umihotaru PA is one of those real places (EP12).