Depending on what the ninja is wearing, it would go faster with less surface area (less friction). Shoes have to be thin and light and muscles have to be toned. You will never be a ninja without lightening your mind as if you were wind!!!!!!!!
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They can probably run a bit faster than an average person running. This depends entirely on if they have had training and are slim or not.
very Fast
As there is no credible evidence that such exists, figures on how fast it could run are unavailable.
They don't they have someone do it for them.
64mph
47
run.... fast
run really fast and yell help
There are quite a few such as: 1) They can run as fast as lightning! 2) They can run as fast as a cheetah.
no you just cant run so fast as your legs wont move that fast
47
They're saying you run fast.
As fast as T-Rex could run.