In Japanese folklore, the term Kappa refers to a type of vampire-like creature that is less malevolent toward men than the devilish oni. It is also believed that this creature taught humans
Kappa (folklore) - Wikipedia
The Kappa – Darrah Steffen
The origin and evolution of Kappa in Japanese culture
What If The Kappa Were Real? - YouTube
Kappa | Harry Potter Wiki | Fandom
Kappa The Japanese River Monster - (Japanese Folklore Explained) - YouTube
TIL that there is a type of water demon in Japanese folklore called a Kappa that bears a striking resemblance to someone we met recently… : r/AnimalCrossing