Dhyāna in Buddhism the Japanese Rinzai school, but it also occurs in other schools or branches of Zen depending on the teaching line. The Zen student's mastery of a given kōan is presented to the teacher in a private interview (referred to in Japanese as "dokusan" (独参), "daisan" (代参), or "sanzen" (参禅)). While there is no unique answer to a kōan, practitioners are expected to demonstrate their understanding of the kōan and of Zen through their responses. The teacher may approve or disapprove of the answer and guide the student in the right direction. The interaction with a Zen teacher is central in
Zen organisation and institutions According to Bodiford, "Zen is the predominant form of Buddhism because of dharma transmission": Bodiford distinguishes seven dimension which are discernible in both family relationships and in dharma lineages: The family-model is easier recognized when East Asian languages are being used, because the same terminology is used to describe both earthly and spiritual family relations. In Soto, dharma transmission establishes a lifelong relation between teacher and student. To qualify as a Zen priest, further training is required. In Rinzai, the most common form of transmission is the acknowledgement that one has stayed in the monastery for a certain amount of