Question 1

Where is Shogawa-Goguchi Dam?

Accepted Answer

Shogawa-Goguchi Dam is in Tonami, Toyama Prefecture, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Another does Shogawa-Goguchi Dam appear in?

Accepted Answer

Shogawa-Goguchi Dam appears in EP1 of Another.

Question 3

Can I visit Shogawa-Goguchi Dam?

Accepted Answer

Yes. Shogawa-Goguchi Dam is a real place you can visit. Check what it looks like on Street View before you go.

Question 4

Where was Another filmed?

Accepted Answer

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