Eisai Buddhist Japan: the "Lotus Sutra", "Golden Light Sutra", and the "Humane King Sutra" ("Ninnōkyō"). Eisai’s famous written piece, the "Kōzen gokokuron" or "The Promotion of Zen for the Protection of the Country", was heavily influenced by the "Ninno kyo" which states “the preservation of Buddhism is inextricably bound to the preservation of their own country”. The "Kōzen gokokuron" was written with the intention to correct established schools of Buddhism by giving them examples of moral practice and to convince the Minamoto military rulers to support Zen Buddhism and a Zen government. The writing promotes the Zen ideals to bring Buddhism
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,