This can only happen until the lyrics are released. Once they are officially released, the editor goes back and corrects the previous episodes - at least that’s what I and all other serious editors do.
I wish that were true. By the time I got to translate them they were already officially released.
That’s why I added my very last sentence
Aww thank you - no, I didn’t know any of this, thank you for sharing. So nice to see how different countries influence each other