It looks like xxUsako has a few categories and items up so a bit of formatting of archived data or otherwise may be useful.

Their format appears to be:
Reference section
Main reference location (like a movie name)
Specific reference (such as a character)
Link to item

Categories are currently:
Anime and manga
Games
Cartoons, movies and TV
Music, books, and theater
People, memes and other
Mythology and occult

Our internal format will be:
Reference section
Main reference location (like a movie name)
Specific reference (such as a character)
Link to item
Strength of reference (strong, moderate, weak, ect)
Additional information

Please either post references you know or link to whatever guild post you are pulling the reference out of so that it can be crossed out by a crew member