Geomantic omen, originally the art of observing geography, is a method of on-the-spot investigation of geography, which was also called geography or geomantic omen theory in ancient times.
Kenny Kan: Kan, meaning mutation, stands for "topography"; Metaphor, "inheriting metaphor" means studying topography and landforms, focusing on describing landforms. "Kanyu" is also called "Feng Shui" by the people.