Thread:Stardust the IceWing-RainWing/@comment-37198051-20190517020917/@comment-38158014-20190517021101

Sure!

Make sure you don't create excessive categories, though. Like if there was a fanfiction about an obscure topic, you can create a category called Fanfictions (Other). I've been meaning to do that for a while, but never got around to it.