Question 1

Where is Wadabori Park Regulation Reservoir?

Accepted Answer

Wadabori Park Regulation Reservoir is in Suginami, Tokyo, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of The Summer Hikaru Died does Wadabori Park Regulation Reservoir appear in?

Accepted Answer

Wadabori Park Regulation Reservoir appears in EP9 of The Summer Hikaru Died.

Question 3

Can I visit Wadabori Park Regulation Reservoir?

Accepted Answer

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

Question 4

Where was The Summer Hikaru Died filmed?

Accepted Answer

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