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 organisation and institutions According to Bodiford, "Zen is the predominant form of Buddhism because of dharma transmission": Bodiford distinguishes seven dimension which are discernible in both family relationships and in dharma lineages: The family-model is easier recognized when East Asian languages are being used, because the same terminology is used to describe both earthly and spiritual family relations. In Soto, dharma transmission establishes a lifelong relation between teacher and student. To qualify as a Zen priest, further training is required. In Rinzai, the most common form of transmission is the acknowledgement that one has stayed in the monastery for a certain amount of