The Fastest Way to Learn Japanese
I understand where he is coming from.
But I don’t think anything can beat “remembering vocabulary and using it in real life.” I love watching films, but watching films didn’t really help my English because you just need to use the language like Abby does. Ultimately, you can learn Japanese from anime, and I think it’s okay to use anime Japanese if it helps you enjoy learning the language. The most important thing is to find the way of learning that you enjoy the most.