” Furyumonji ” means The fundamental concept of Zen Buddhism. Enlightenment in Zen cannot be conveyed only by letters and language. The teachings of the Buddha represent the state of Ishin-denshin, which is directly transmitted from the teacher's heart to the disciple's heart. The intention to get away from being trapped in words and to enter into the enlightenment of Buddha by zazen. Preach the importance of practice without being biased toward knowledge.