Buddhism deity and its associated mandala. Another element of Tantra is the need for ritual initiation or empowerment (abhiṣeka) by a Guru or Lama. Some Tantras like the Guhyasamāja Tantra features new forms of antinomian ritual practice such as the use taboo substances like alcohol, sexual yoga, and charnel ground practices which evoke wrathful deities. Zen Buddhism (禅), pronounced "Chán" in Chinese, "seon" in Korean or "zen" in Japanese (derived from the Sanskrit term "dhyāna", meaning "meditation") is a form of Mahayana Buddhism found in China, Korea and Japan. It lays special emphasis on meditation, and direct discovery of the Buddha-nature.
Buddhism in Japan which had become a strong political and military force in Japan. Neo-Confucianism and Shinto gained influence at the expense of Buddhism, which came under strict state control. Japan closed itself off to the rest of the world. The only traders to be allowed were Dutchmen admitted to the island of Dejima. New doctrines and methods were not to be introduced, nor were new temples and schools. The only exception was the Ōbaku lineage, which was introduced in the 17th century during the Edo period by Ingen, a Chinese monk. Ingen had been a member of the Linji school, the Chinese