About Nōnin

Dainichibō Nōnin (大日房能忍) was a Japanese Buddhist monk who started the first Zen school in Japan.

The Dharma transmission – Founders & patriarchs of Buddhist currents

A lineage in is a line of transmission of the Buddhist teaching that is "theoretically traced back to the Buddha himself." The acknowledgement of the transmission can be oral, or certified in documents. Several branches of Buddhism, including Chan (including Zen and Seon) and Tibetan Buddhism maintain records of their historical teachers. These records serve as a validation for the living exponents of the tradition. In Chan and Zen Buddhism, dharma transmission is a custom .
An illustration of Hōnen preaching

Zen Buddhist monks – The unchanging essential nature

According to tradition, Chan was introduced around 500 CE by Bodhidharma, an Indian monk teaching dhyāna. is deeply rooted in the teachings and doctrines of Mahāyāna Buddhism. Mahayana Buddhism teaches śūnyatā, "emptiness", which is also emphasized by Zen. But another important doctrine is the buddha-nature, the idea that all human beings have the possibility to awaken. All living creatures are supposed to have the Buddha-nature, but don't realize this as long as they are not .