… There is a theory that the “Ninja” gained many of their own skills, from the pirates of Indonesia. These arts were tested and developed over time and used for surviving invasions. These skills were relied on for preservation of land, family, villages. Time tested and useful for developing skills adaptable to multiple assailant situations, where knives and clubs could also be involved. Although there is training available in the “old ways” for hand/weapon and body conditioning/toughening, most al …