Question 1

Where is Nagoya Castle?

Accepted Answer

Nagoya Castle is in Nagoya, Aichi Prefecture, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of YAIBA: Samurai Legend does Nagoya Castle appear in?

Accepted Answer

Nagoya Castle appears in EP6 of YAIBA: Samurai Legend.

Question 3

Can I visit Nagoya Castle?

Accepted Answer

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

Question 4

Where was YAIBA: Samurai Legend filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and Nagoya Castle is one of those real places (EP6).