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
Japanese Zen at war', did the Sanbo Kyodan express apologies for this support This involvement was not limited to the Zen schools, as all orthodox Japanese schools of Buddhism supported the militarist state. Victoria's particular claims about D. T. Suzuki's involvement in militarism have been much disputed by other scholars. Some contemporary Japanese Zen teachers, such as Harada Daiun Sogaku and Shunryū Suzuki, have criticized Japanese Zen as being a formalized system of empty rituals in which very few Zen practitioners ever actually attained realization. They assert that almost all Japanese temples have become family businesses handed down from father to son,