How many Japanese people know martial arts?

Much higher than the West. Exposure to judo/kendo is high in K12 setting. Of the two, judo is more common. Both judo and kendo are very popular in high school. Instruction in kendo and judo are also available at police centers. Many children got their start in kendo and judo at police. read more

Traditional martial arts are very rare in Japan. Most systems are local to a particular area, region, village, temple, and/or family/clan. Daito ryu aiki-jutsu is one of the more popular traditional martial arts, albeit only with several hundred students. read more

Blacks are more likely than whites or Asians to engage in martial arts, with 7 % saying they have participated in the sport at least once in the past year. 25% of all teenage boys and 22% of teen girls say they have participated in martial arts in the past year. read more