Question 1

Where is The Park House Shinjuku Gyoen?

Accepted Answer

The Park House Shinjuku Gyoen is in Shinjuku, Tokyo, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of GATE does The Park House Shinjuku Gyoen appear in?

Accepted Answer

The Park House Shinjuku Gyoen appears in EP9 of GATE.

Question 3

Can I visit The Park House Shinjuku Gyoen?

Accepted Answer

Yes. The Park House Shinjuku Gyoen is a real place you can visit. Check what it looks like on Street View before you go.

Question 4

Where was GATE filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and The Park House Shinjuku Gyoen is one of those real places (EP9).