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 the West the East Asian Mahayana traditions in the West is Zen Buddhism, which was boosted by post-war popularity among the counterculture and influential figures like Shunryu Suzuki. Today it is a popular type of convert Buddhism, in various forms such as Japanese Zen, Vietnamese Thien and Korean Seon. According to Hughes Seager, in America, Zen is "primarily a movement of laity who practice monastic disciplines." The "flagship" institutions of Zen in the United States include the Soto Zen San Francisco Zen Center of Shunryu Suzuki and the Zen Center of Los Angeles of Hakuyu Taizan Maezumi, as well as the Rinzai