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
Martial arts such as poomse, kata and aka, or modern variations of the martial arts which include dance-influenced competitions such as tricking. Martial traditions have been influenced by governments to become more sport-like for political purposes; the central impetus for the attempt by the People's Republic of China in transforming Chinese martial arts into the committee-regulated sport of wushu was suppressing what they saw as the potentially subversive aspects of martial training, especially under the traditional system of family lineages. Martial arts training aims to result in several benefits to trainees, such as their physical, mental, emotional and spiritual health. Through systematic