Question 1

Where is Otaya Serio?

Accepted Answer

Otaya Serio is in Takaoka, Toyama Prefecture, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of YuruYuri ♪♪ does Otaya Serio appear in?

Accepted Answer

Otaya Serio appears in EP3 of YuruYuri ♪♪.

Question 3

Can I visit Otaya Serio?

Accepted Answer

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

Question 4

Where was YuruYuri ♪♪ filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and Otaya Serio is one of those real places (EP3).