Kata

Kata is a Japanese word (型 or 形) meaning "form". It refers to a detailed choreographed pattern of martial arts movements made to be practised alone. It can also be reviewed within groups and in unison when training. It is practised in Japanese martial arts as a way to memorize and perfect the movements being executed... Kata are also used in many traditional Japanese arts such as theatre forms like kabuki and schools of tea ceremony (chadō), but are most commonly known in the martial arts. https://en.wikipedia.org/wiki/Kata So can be framed as ritual, habit, or small abstract exercise for learning.