Violent: (
Objectionable Content)
Titles that include as an important part of their content excessive displays of cruelty, blood and gore. Any of the classical 'slasher' films would qualify for this keyword. The series
Black Lagoon would be a good example; as many of its chapters involve killer lolis, chainsaw mercenaries and flying body parts.
ONA: (
Type) ONA = Original Net Animation. These are the anime titles released over the Internet (often for promoting an anime series, sometimes even for promoting a computer game).
Dark: (
Style) Titles that are dismal or gloomy in nature qualify for this category.
Fighting: (
Story/Location) Series whose primary focus is fighting would fit into this segment. (More precise) Subgenres include "
Gun-Action", "
Martial Arts" and "
Swordplay".
