Grandmaster (martial arts) of "Dan" rankings and Black belt and Red belt in martial arts both derive from Judo where they were adopted by its founder Kanō Jigorō. There are many terms similar or equivalent to 'grandmaster' used by various martial arts traditions. Some of these terms derive from older systems, while others are relatively modern. Japanese martial arts commonly use Sensei (先生) meaning "teacher" or literally translated, "born first" or "one who has gone before". A "Sensei" is a person who has knowledge and is willing to teach that knowledge to another. A "Sensei" assists students in "ken shiki" "the pursuit of
Japanese martial arts The relationship between and is one with its origins not in martial arts, but rather in Japanese and Asian culture generally. It underlies Japanese interpersonal relationships in many contexts, such as business, school, and sports. It has become part of the teaching process in Japanese martial arts schools. A senior student is senior to all students who either began training after him or her, or who they outrank. The role of the senior student is crucial to the indoctrination of the junior students to etiquette, work ethic, and other virtues important to the school. The junior student is expected to