Ninjas train under great Sensei, that's why they have great abilities. Ninjutsu enhanced their strength and the beliefs of Nature. But Mostly because Ninjas train hard. By great abilities what do you mean ? Disappearing? flying ? killing 20 men ? If the truth be known and if you search for books on Japanese history there are no real documented cases of any of these things happening - the ninja is a confusing term - a ninja - shinbi whatever you want to call him could have been anything from a spy to a poisoner, they were just covert mercinaries that would murder or steal or watch who ever you had a grudge with.
Ninjas originate from Japan from their skills that are told in ancient Japanese history
In Japan.
japan in houses made of wood
The hydra has great regenerative powers where if you cut off one of its head it will replace it with 2.
Ninjas were originally farmers that were treated unfairly by the Samurai, and war lords. They were not as well train as the Samurai and in a fair fight the farmers would lose, so they did they wait til the Samurai had his back turned to strike.
No. Ninjas are slim and athletic. It is sumo wrestlerswho are known for their great weight and girth.
Because when the King of the world offered powers to the first ninja, he refused them and asked for awesome kung fu abilities instead.
It's alright if you are into ninjas and that stuff but it isn't that great.
It began in the ghettos of Kobe, Japan, and yes, i do enjoy ninjas! There was no art of Ninjas ninjas didn't exist
Ninjas are Warriors and Warriors are Ninjas but Ninjas would win.
no ninjas exist in runescape!
Ninjas
Because there ninjas.
Only Awesome Ninjas do!
I know that females were ninjas, but it is impossible to know the percentage of ninjas were female.
some ninjas are not peaceful. Ninjas are supposed to be peaceful. some ninjas are mean bye!
Knights, because ninjas are not actually fighters. Ninjas that fight are myths. Ninjas only fight if they need to defend themselves.