Question 1

Where is Ryuseido?

Accepted Answer

Ryuseido is in Satte, Saitama Prefecture, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Re:ZERO -Starting Life in Another World- Season 2 does Ryuseido appear in?

Accepted Answer

Ryuseido appears in EP4 of Re:ZERO -Starting Life in Another World- Season 2.

Question 3

Can I visit Ryuseido?

Accepted Answer

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

Question 4

Where was Re:ZERO -Starting Life in Another World- Season 2 filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and Ryuseido is one of those real places (EP4).