Question 1

Where is Karuizawa Station?

Accepted Answer

You can see the exact position of Karuizawa Station from the map coordinates and the Street View link.

Question 2

Which scene of Waiting in the Summer does Karuizawa Station appear in?

Accepted Answer

Karuizawa Station appears in EP3 of Waiting in the Summer.

Question 3

Can I visit Karuizawa Station?

Accepted Answer

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

Question 4

Where was Waiting in the Summer filmed?

Accepted Answer

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