I can't speak to the others, but I did the Japanese course for a bit as a refresher since I'm 20+ years from my 4Y of japanese. I found the content pretty terr

I can't speak to the others, but I did the Japanese course for a bit as a refresher since I'm 20+ years from my 4Y of japanese. I found the content pretty terrible, some of it is also obviously wrong or very misleading.