Question 1

Where is Budou no Oka Natural Onsen Tenku-no-yu?

Accepted Answer

Budou no Oka Natural Onsen Tenku-no-yu is in Koshu, Yamanashi, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of mono does Budou no Oka Natural Onsen Tenku-no-yu appear in?

Accepted Answer

Budou no Oka Natural Onsen Tenku-no-yu appears in EP4 of mono.

Question 3

Can I visit Budou no Oka Natural Onsen Tenku-no-yu?

Accepted Answer

Yes. Budou no Oka Natural Onsen Tenku-no-yu is a real place you can visit. Check what it looks like on Street View before you go.

Question 4

Where was mono filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and Budou no Oka Natural Onsen Tenku-no-yu is one of those real places (EP4).