Shinobi Organisational System, Narutopedia

Although there are variations from village to village, the general organisational structure and hierarchy of the ninja systems of each village is about the same. At the top of the organisation is the village head, or the Kage in the case of the Five Great Shinobi Countries. They rule the village and its shinobi together with a council, usually consisting of highly ranked shinobi and elders. The actual shinobi forces are divided in three groups. The regular forces, the Anbu, and the medical teams

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Shinobi Organisational System, Narutopedia