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 Slovakia Slovakia. Buddhism in Slovakia Buddhism is not officially recognized as a religion in Slovakia. The 2001 census findings included Buddhism under "other religions," so the total number of Buddhists is not known. Various Buddhist schools, including all three traditional vehicles (Theravada, Mahayana and Vajrayana), are active as either informal groups or civil associations. Theravada is represented by groups of vipassana practitioners. Several Zen schools, including disciples of Sando Kaisen and the Korean Kwan Um School, represent the Mahayana. Vajrayana schools include Nyingma practitioners following Namkai Norbu Rinpoche. The Diamond Way organisation founded and directed by Ole Nydahl is also active