Question 1

Where is Odaiba Marine Park?

Accepted Answer

Odaiba Marine Park is in Minato, Tokyo, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Oreimo does Odaiba Marine Park appear in?

Accepted Answer

Odaiba Marine Park appears in EP9 of Oreimo.

Question 3

Can I visit Odaiba Marine Park?

Accepted Answer

Yes. Odaiba Marine Park 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 Odaiba Marine Park is one of those real places (EP9).