Question 1

Where is Fujimizaka Slope?

Accepted Answer

Fujimizaka Slope is in Toshima, 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 does Fujimizaka Slope appear in?

Accepted Answer

Fujimizaka Slope appears in EP3 of Saekano: How to Raise a Boring Girlfriend.

Question 3

Can I visit Fujimizaka Slope?

Accepted Answer

Yes. Fujimizaka Slope 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 filmed?

Accepted Answer

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