Buddhism Zen Buddhism is divided into two main schools: Rinzai (臨済宗) and Sōtō (曹洞宗), the former greatly favouring the use in meditation on the koan (公案, a meditative riddle or puzzle) as a device for spiritual break-through, and the latter (while certainly employing koans) focusing more on "shikantaza" or "just sitting". Zen Buddhism is primarily found in Japan, with some presence in South Korea and Vietnam. The scholars of Japanese Soto Zen tradition in recent times have critiqued the mainstream Japanese Buddhism for "dhatu-vada", that is assuming things have substantiality, a view they assert to be non-Buddhist and "out of tune
Buddhism in the West century. In 2010, there were also around 6,200 Buddhists in Cuba, in various Zen groups, the Diamond Way tradition and also Soka Gakkai (the only Buddhist organization with legal status on the island). Today, Buddhism is practiced by increasing numbers of people in the Americas, Europe and Oceania. Buddhism has become the fastest growing religion in Australia and some other Western nations. Some of the major reasons for this spread include globalization, immigration, improved literacy and education (most Westerners are first exposed to Buddhism through books), and the breakdown of the hegemony of Christianity on Western Culture. There is a