I learned Japanese by playing Yakuza, see? Be a real shame if I sounded threatening and intimidating.

My understanding is that you have to go around yelling, baka. Your friends, your enemies, people you just met, everyone is baka.

I do like modern anime that zeitgeist modern colloquial diction, like 銀河特急 ミルキー☆サブウェイ & 違国日記. But y’ll need much more than these for a full set of modern reiwa collo..