Question 1

Where is Retro Beaver?

Accepted Answer

Retro Beaver is in Kyoto, Kyoto Prefecture, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of K-On! does Retro Beaver appear in?

Accepted Answer

Retro Beaver appears in EP1 of K-On!.

Question 3

Can I visit Retro Beaver?

Accepted Answer

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

Question 4

Where was K-On! filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and Retro Beaver is one of those real places (EP1).