yes yes they are
No, ninjas did not use bows and arrows. Ninjas mostly used Katanas and sometimes, Shruikens
Ninjas don't use karate or Kung fu. They use ninjutsu.
ninjas use shurikens, kunais and hadoukens all forms of throwing weapons
No, ninjas would rarely use nunchucks, if ever. Their primary weapon was the katana.
Well,Some People Use Hoe like things,But Ninjas use Grappling Hooks,or Climbing Claws.
Because They Can
They use power disc and say ninja storm ranger form
Warhammers are probably more devastating because they deliver the force more directly and to a smaller area, but maces are quite devastating too. Either will kill an unarmored man.
bodies
because pirates only use brute force to get what they want but ninjas are just cool
Shurikens.