/jp/ - Otaku Culture

How do I improve my learning speed?
Im a few months in now, and while I can understand basic sentences and watch simple shows without pausing too much I still have to look up words or grammar all the time and im not good at comprehending japanese either.
Any tips for a beginner to speed things up a little bit?
Especially in the vocab department my retention rate is starting to fall off somewhat and with it my progressing speed