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).
Depression: (
Story/Location) Titles that contain characters who suffer from depression would fall into this category if this is of significant importance for the storyline.
Modern: (
Setting) These are titles which have a modern feel to them; the story takes place in the present day (of the creation of this anime), give or take a few years.
