Kappa
c. 1600 CE – 2026 CEattested
Japan
- Japanese
River creature with a dish of water on its head that must not spill, which is why the way to survive one is to bow: it bows back and loses its power.
Known for
- the water on its head
- defeated by politeness
- drowns the careless
Dates are estimates. A great deal of what this atlas covers is only datable to within a century.