Here's a fun quiz on some of the Japanese Anime of the last 30 years if you want to find out how 'otaku' you are:
They fight the enemy in a variable fighter while listening to music by Lynn Minmay.
Female warriors battle demons with swords and have little expectation of surviving long.
This sexy trio of leotard-clad cat burglars are sisters and run a cafe.
People hide behind three tall walls in fear of being chomped to death by giants.