Eating tea for health is the first tea book in Japan. In the appendix of the 32nd volume of the Tripitaka. * * * is divided into two volumes: The first volume is "Five Zang Organs Benefiting to Close the Door", which describes the relationship between the five zang organs of liver, lung, heart, spleen and kidney and the five flavors of bitterness, sweetness and bitterness, and illustrates the efficacy of temples with examples. He also quoted Er Ya, Guangzhou Ji, Tea Classic, Materia Medica and other books to explain the name of tea, the shape of flowers and leaves of tea trees, the function of tea, the time of picking tea and so on. The second volume is "Exorcising Ghosts", which lists five diseases, such as drinking water disease, stroke, heart disease, anorexia, sore disease and qi disease, and explains the treatment methods with mulberry soup, and introduces mulberry porridge method, mulberry soup method, mulberry-containing method, Sang Mu pillow method, mulberry leaf method, mulberry picking method and galangal method in detail. This book was written at the age of seventy-four.