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
Modern history of East Asian martial arts today. In October 1928, the Central Guoshu Institute held a national examination, the so-called Leitai competition, which came to be regarded as one of the most significant historic gatherings of Chinese martial arts masters. Koryū is the Japanese term for all martial arts schools that predate the Meiji restoration (1860s). The systems of Japanese martial arts that post-date the Meiji Restoration are known as "gendai budō". The most well known of these arts include judo, karate, kendo, some schools iaidō, and aikido. These newer systems are commonly valued as sports or arts for self-improvement. The modern Korean martial arts developed