0 in Japan, a young person who is very interested in and knows a lot about computers, computer games, anime (= animated films), etc., but may find it difficult to talk to people in real life:
Hordes of otaku file in, dressed as theirfavourite video game characters.
There is a burgeoning young generation of hard-core otaku who are too uptight to talk to a telephone operator but who can kick ass on the keyboard of a PC.
For otaku, the only thing that matters is the accuracy of the answer, not its relevance. So no piece of information is too trivial for consideration.
Zero, 25, a self-proclaimed otaku, flunked out of the maths department at Tokyo's Keio University because he didn't like being ordered around by teachers to whom he felt superior.