Question 1

Where is Tokyo Summerland?

Accepted Answer

Tokyo Summerland is in Akiruno, Tokyo, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Days with My Stepsister does Tokyo Summerland appear in?

Accepted Answer

Tokyo Summerland is a real place that appears in Days with My Stepsister.

Question 3

Can I visit Tokyo Summerland?

Accepted Answer

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

Question 4

Where was Days with My Stepsister filmed?

Accepted Answer

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