There are not that many moves in any style, they are all pretty basic in their moves. to attempt to quantify it is not likely to be successful.
You have karate to use as a self defense system.
In our solar system - fewest = Mercury (87.9691 days); most = Neptune ( 164.79 years) Note: - Pluto is not longer regarded as a planet.
Anko Itosu introduced karate to the Okinawa school system in 1915.
That would be Choki style Karate, developed by a contemporary of Gichin Funakoshi, Motobu Choki. Many Japanese familiar with the Choki style, in fact consider it more practical than Shotokan, since its movements are not as expansive, and the Kata emphasize simplicity and efficiency rather than "showy" and "big" motions. It may be of interest to you, that Choki was a street brawler, and he had the same mentality as Bruce Lee; Motobu Choki felt that most Okinawan Karate "did not work on the street" so he developed his own out of his own street brawling experiences. Long before Masatatsu Oyama and his Kyokshin, there was Motobu Choki.
Kanmukan karate is a martial art system developed by George Anderson, Hanshi. It blends Okinawa karate, Korean karate, and kung-fu influences. Kwanmukan Karate is world wide.
KARATE
Nervous system - voluntary movements, posture Skeletal system - voluntary movements, posture Muscular system - voluntary movements, posture Circulatory system - delivery of nutrients to tissues Respiratory system - gas exchange
Nervous System
The classification level with the fewest members is the domain level, which is the highest level in the biological classification system. It includes three domains: Bacteria, Archaea, and Eukarya.
It would be Karate
The system coordinating your bodies movements is the muscular system.
The muscular system directly causes movements and facial expressions by contracting and relaxing muscles in response to stimuli from the nervous system. The coordination between the nervous system and muscular system allows for a wide range of movements and facial expressions to occur.