Ninja

Ninja in Japan's history is like a shadow, Shinobi or Ninja is an assassin trained in the art of ninjutsu (roughly the art of silent movement).
Ninja, like samurai, comply with their own unique rules, called ninpo. According to some observers ninjutsu, the skill of a ninja is not murder but an intrusion. Thus, the specialty is a ninja infiltrate with or without sound. At present, ninja such as legends, such as a revered figure, appearing in games and cartoons of children, as well as the genre of martial arts action films.
Ninja are usually immediately associated with a skilled martial figure, and all-round expert infiltrate mysterious as it appears in the movie or manga. In fact, the appearance of the all-black ninja has a point, but if there is a presumption that the ninja is identical to the brutal killer, cold-blooded, trouble makers, carpenters sabotage.
The word ninja is formed from two words namely sha nin and each meaning is hidden and people. So the ninja is a professional spy in the days of feudal Japan. The history of the ninja is also very difficult to trace. Info about their whereabouts meetings stored in confidential documents.
Ninja can also be interpreted as the name given to a person who mastered and studied martial arts ninjutsu. Nin means of defense and jutsu is the art or way. The word is also taken from the word ninja ninpo. Po means a philosophy of life, or in other words ninpo is the highest philosophy of martial arts ninjutsu which the life of a ninja. So the ninja will always be vigilant and integrated on the principle of ninpo.

Ninja were professional spies at a time when the samurai still holds ultimate power in the Japanese government in the 12th century. In the 14th century struggle for power heats up, information about the activity and strength of the opponent becomes important, and the ninja are increasingly active. The ninja was called by the daimyo to gather information, damaging and destroying the armory or storehouse of food, and to lead an army raid in the evening. Therefore, the ninja get special training.
Ninja remained active until the Edo Period (1600-1868), where the power ultimately to be addressed by the government at the time of edo.
Ninjutsu martial movements only kicks, throws, breaks, and attack. Then equipped with self-defense techniques such as slamming, rolling and auxiliary techniques such as escape, settle, and other special techniques. However, in practice ninja avoid direct contact with his opponent, thus throwing a variety of tools, recoil, shoot, and the disguise is more often used. In contrast to other martial arts. Ninjutsu techniques taught espionage, sabotage, paralyzing the opponent, knocking your opponent mentally. Science is used to protect their ninja family. What did the ninja is difficult to understand.
On the one hand have to fight to protect, on the other hand ninja must apply the "cruel and devious behavior" when using tactics to face the opponent. On the other hand ninpo teachings instruct that one goal is to enable ninjutsu their sixth sense. Intuition and physical strength alloys in long periods of time allows the ninja to enable her sixth sense. So get to know other people well and understand the various problems in different disciplines.