It must be inuyasha. It shows the true spirit of japanese culture. Or it must be jigoku shoujo, a horror anime girl ghost live in cultural lifestyle. Or it must be ai yori aoshi, a love story and true romance. Or it must be spooky kitaro 4 or spooky kitaro (season-4), a fantasy and comedy series of some classical japanese cultural ghost. Or it must ghost slayers ayashi, a series based on a ghost slayers catch ghost in japanese cultural way and live a same lifestyle