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
Zen lineage charts in bringing Zen practice to the west. Although the membership of Sanbo Kyodan is small, 3,790 registered followers and 24 instructors in 1988, "the Sanbõkyõdan has had an inordinate influence on Zen in the West". His westerns students have spread out via Taizan Maezumi. Zen lineage charts Zen lineage charts depict the transmission of the dharma from one generation to another. They developed during the Tang Dynasty, incorporating elements from Indian Buddhism and East Asian Mahayana Buddhism, but were first published at the end of the Tang. The idea of a patriarchal lineage in Chan dates back to the epitaph