Question 1

Where is Koshigoe Beach?

Accepted Answer

Koshigoe Beach is in Fujisawa, Kanagawa, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Cosmic Princess Kaguya! does Koshigoe Beach appear in?

Accepted Answer

Koshigoe Beach is a real place that appears in Cosmic Princess Kaguya!.

Question 3

Can I visit Koshigoe Beach?

Accepted Answer

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

Question 4

Where was Cosmic Princess Kaguya! filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and Koshigoe Beach is one of those real places.