Question 1

Where is Ryukou Kaikan?

Accepted Answer

Ryukou Kaikan is in Fujisawa, Kanagawa Prefecture, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of TARI TARI does Ryukou Kaikan appear in?

Accepted Answer

Ryukou Kaikan appears in EP10 of TARI TARI.

Question 3

Can I visit Ryukou Kaikan?

Accepted Answer

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

Question 4

Where was TARI TARI filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and Ryukou Kaikan is one of those real places (EP10).