As you know, the terminology is difficult as in the 1st season. In the 2nd season, there will be more discussion scenes as the clash of ideas becomes the basis of the story. Therefore, the conversation content itself becomes difficult rather than the term alone. Learners who are confident in their Japanese ability can try to learn Japanese with this anime.
This is a difficult word level that even Japanese people are a little troubled with. Learning Japanese with this anime is quite difficult. Because there are many political elements in the story and many battle scenes.
It’s an anime that makes Japanese happy with the difficulty of Japanese. If you are a foreigner like a native Japanese, you can learn Japanese with this anime.