preliminary introduction (Zen)
Buddhist term for an introductory talk or preliminary explanation in Zen practice.
In Zen practice, a preliminary introduction called ryōhan is sometimes given.
yangban (Korean ruling class)
Historical term for the traditional ruling class of Korea during the Joseon dynasty. Often written in katakana as ヤンバン in modern contexts.
See also: 両班 (ヤンバン)
During the Joseon dynasty, the yangban ruled society as a privileged class.