Question 1

Where is Brillant at Ooarai?

Accepted Answer

Brillant at Ooarai is in Oarai, Ibaraki Prefecture, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Girls & Panzer does Brillant at Ooarai appear in?

Accepted Answer

Brillant at Ooarai appears in EP4 of Girls & Panzer.

Question 3

Can I visit Brillant at Ooarai?

Accepted Answer

Yes. Brillant at Ooarai is a real place you can visit. Check what it looks like on Street View before you go.

Question 4

Where was Girls & Panzer filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and Brillant at Ooarai is one of those real places (EP4).