Question 1

Where is Big Wood Inzai?

Accepted Answer

Big Wood Inzai is in Inzai, Chiba, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Wonder Egg Priority does Big Wood Inzai appear in?

Accepted Answer

Big Wood Inzai appears in EP1 of Wonder Egg Priority.

Question 3

Can I visit Big Wood Inzai?

Accepted Answer

Yes. Big Wood Inzai is a real place you can visit. Check what it looks like on Street View before you go.

Question 4

Where was Wonder Egg Priority filmed?

Accepted Answer

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