Thrilling Tales of Old Video Games: Koopa vs. Kappa
“You’ve got your Koopa. And you’ve got your kappa. They sound alike. They kind of look alike. Surely, they must be related, right? Not so fast.
To quickly recap the previous post, the Super Mario Bros. big bad was called Koopa in Japan but Bowser in English-speaking territories, and that happened because basically everyone except Mario and Luigi got new names when the game was localized. During this process, someone at Nintendo of America made the decision to re-use Bowser’s Japanese name for the generic grunts of the evil turtle army: the Koopa Troopa.“