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
Zen (Ch. 五家) of Zen, or five "schools". These were not originally regarded as "schools" or "sects", but historically they have come to be understood that way. Most Zen lineages throughout Asia and the rest of the world originally grew from or were heavily influenced by the original five houses of Zen. After the fall of the Tang Dynasty, China was without effective central control during the Five Dynasties and Ten Kingdoms Period. China was divided into several autonomous regions. Support for Buddhism was limited to a few areas. The Hua-yen and T'ient-tai schools suffered from the changing circumstances, since they