Question 1

Where is Sekiguchi Sanchome Park?

Accepted Answer

Sekiguchi Sanchome Park is in Bunkyō, Tokyo, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Saekano: How to Raise a Boring Girlfriend .flat does Sekiguchi Sanchome Park appear in?

Accepted Answer

Sekiguchi Sanchome Park appears in EP3 of Saekano: How to Raise a Boring Girlfriend .flat.

Question 3

Can I visit Sekiguchi Sanchome Park?

Accepted Answer

Yes. Sekiguchi Sanchome Park is a real place you can visit. Check what it looks like on Street View before you go.

Question 4

Where was Saekano: How to Raise a Boring Girlfriend .flat filmed?

Accepted Answer

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