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
Chinese martial arts proper combat execution, the Shaolin aesthetic as art form, as well as upholding the meditative function of the physical art form. Another reason why techniques often appear different in forms when contrasted with sparring application is thought by some to come from the concealment of the actual functions of the techniques from outsiders. The word "wu" (; ') means ‘martial’. Its Chinese character is made of two parts; the first meaning “walk” or “stop” (; ') and the second meaning “lance” (; '). This implies that “wu’ 武,” is a defensive use of combat. The term “wushu 武術” meaning 'martial