>>5675794Forgot to spoiler the image, kek.
>>5675798Well, the constellations are the directions too. And colors as well. It's something of a staple of chinese mythology. They match the five deities, the five emperors.J
apan and Korea probably got them because of cultural interchange, and likely china was affected by their local traditions as well.I only did one optional course of Chinese and Japanese culture and history back in college, so I'm far from an expert though. 