Friendship: (
Story/Location) Titles in which the relationship of two or more characters as friends are important.
Action: (
Genre) Lots of shooting, explosions, and the like. Contains subcategories of more specific types such as "
Gun-Action", "
Martial Arts", and "
Swordplay"; see also: "
Fighting".
Video-game inspired: (
Type subgenre) The usual way for an anime to make it to the small screen is from a manga. Sometimes though the anime comes from a video game instead.
Gungrave is a classic example: Take a video game from Sega about a undead who fights with musical instruments and create an Anime about love, friendship, betrayal, and a few demons. See also: "
Dating Sim Spinoff".