Japanese Zen and the Zen priest's function has largely been reduced to officiating at funerals, a practice sarcastically referred to in Japan as . For example, the Sōtō school published statistics stating that 80 percent of laity visited temples only for reasons having to do with funerals and death. Mahayana Buddhism teaches śūnyatā, "emptiness", which is also emphasized by Zen. But another important doctrine is the buddha-nature, the idea that all human beings have the possibility to awaken. All living creatures are supposed to have the Buddha-nature, but don't realize this as long as they are not awakened. The doctrine of an
Buddhism by country General: Buddhism by country Buddhism is a religion practiced by an estimated 488 million in the world, 495 million, or 535 million people as of the 2010s, representing 9% to 10% of the world's total population. China is the country with the largest population of Buddhists, approximately 244 million or 18.2% of its total population. They are mostly followers of Chinese schools of "Mahayana", making this the largest body of Buddhist traditions. Mahayana, also practiced in broader East Asia, is followed by over half of the world's Buddhists. The second largest body of Buddhist schools is "Theravada", mostly followed in