isometric low poly japanese castle.

flag concept built tower travel isolated design old gate icon building asian king beautiful japanese element stronghold flat fortified fairytale culture castle land nature game temple place green cartoon vector tourism fortress kingdom landscape symbol island defence decorative illustration medieval cityscape ancient stone royal estate exterior citadel construction isometric object fantasy high architecture rock frame historic city door art japan business samurai graphic east outdoor palace background cute block wall fortification fort 3d facade grey house journey roof