Haku is a mysterious young boy. He’s very quiet and doesn’t like to socialize much. But he isn’t rude but nice. He’s just very cautious on the people he meets. Besides, his real name is Nigihayami Kohakunushi ("God of the Swift Amber River") - referred to throughout most of the film by the name Yubaba gives him - Haku is the deuteragonist in Spirited Away