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
Grandmaster (martial arts) uncles, aunts, cousins, great uncles, and so forth (see above for a complete list of relational terms). Such titles may be, to some extent, aligned to the "elderly martial arts master" stock character in fiction. In Oriental martial arts, traditional titular systems vary between nations and arts, but terms such as "teacher" were more common than "master." The modern use came from Eastern to Western society in the 1950s with stories of martial feats seen in Asia. Grandmaster (martial arts) Grandmaster (or Grand Master) and Master are titles used to describe or address some senior or experienced martial artists. Typically