isometric low poly japanese castle.

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