I just found the coolest thing for learning Japanese- it’s called I know!
http://www.iknow.co.jp/

At “I know” it seems you can learn almost any language,  or enhance one you’re already fluent in.
Here an intro video that kind of shows what they do.

http://www.iknow.co.jp/intro/overview/

Here’s my user page if you wanna check it out.

I’m just so excited right now, I’ll get a better review up later once I’ve calmed down lol.