Taijitu seen in Tripilja culture in Ukraine, displayed in the Ukraine pavilion at the Expo 2010 in Shanghai, China. Also, the interlocking design is found in artifacts of the European Iron Age. While this design appears to become a standard ornamental motif in Iron-Age Celtic culture by the 3rd century BC, found on a wide variety of artifacts, it is not clear what symbolic value was attached to it. Unlike the Chinese symbol, the Celtic yin-yang lack the element of mutual penetration, and the two halves are not always portrayed in different colors. Comparable designs are also found in Etruscan art.
Taoism in Japan "yang", the "Ommyokan", to handle affairs of time keeping, astronomy, dream interpretation and calendar calculation and "yin-yang" and the Five Phases cosmology. By the 10th century, it developed with rituals to cast away unlucky tendencies and this became known as the religious practice in Japan called "inyodo" or "yin-yang" divination. Taoism also influenced "Shugendo", Japan’s shamanistic and mountain worship. It began in the 7th century and combined Buddhism, "yin-yang" divination, Shinto and Taoist elements. One spell of Taoistic influence is the “Come down, soldiers and fighters, and line up before me!” which is used to enter a holy mountain on