ninja in Japanese history was like a shadow,,
Shinobi or Ninja (in Japanese: 忍者, literally, "A person who moves in secret") is an assassin trained in the art of ninjutsu (the art movement roughly quiet) Japan. Ninja, like samurai, follow their own special rules, called Ninpō. According to some observers ninjutsu, the expertise of a ninja is not murder but infiltration. Thus, the special skills of a ninja is to infiltrate with or without sound. Today, the ninja as legends, such as a revered figure, appears in those games and cartoons of children, as well as a film genre of martial arts action.
Shinobi or Ninja (in Japanese: 忍者, literally, "A person who moves in secret") is an assassin trained in the art of ninjutsu (the art movement roughly quiet) Japan. Ninja, like samurai, follow their own special rules, called Ninpō. According to some observers ninjutsu, the expertise of a ninja is not murder but infiltration. Thus, the special skills of a ninja is to infiltrate with or without sound. Today, the ninja as legends, such as a revered figure, appears in those games and cartoons of children, as well as a film genre of martial arts action.