Zen Chinese Caodong school, which was founded during the Tang Dynasty by Dongshan Liangjie. The Sōtō-school has de-emphasized kōans since Gentō Sokuchū (circa 1800), and instead emphasized on shikantaza. Dogen, the founder of Soto in Japan, emphasized that practice and awakening cannot be separated. By practicing shikantaza, attainment and Buddhahood are already being expressed. For Dogen, zazen, or shikantaza, is the essence of Buddhist practice. Gradual cultivation was also recognized by Dongshan Liangjie. Contrary to the popular image, literature does play a role in the Zen-training. Zen is deeply rooted in the teachings and doctrines of Mahāyāna Buddhism. "Unsui", Zen-monks, "are
Shambhala Buddhism the teachings of the Shambhala lineage derive from the "Epic of Gesar" as propagated by Mipham the Great. Trungpa Rinpoche was deeply influenced by his friend Shunryu Suzuki Roshi, a Japanese Zen master who was one of the first accomplished teachers to present dharma to Westerners. As a result of this influence, certain attributes of form in Shambhala Buddhism are derived from Zen, rather than Tibetan Buddhism. The shrine rooms in Shambhala Buddhism, reflecting the Zen aesthetic of "Kanso" (簡素) or simplicity, tend to be sparsely furnished and decorated, whereas traditional Tibetan Buddhist shrine rooms are elaborate, ornate, and colorful.