A belief goes that if a girl can't take the pain of tattooing, she is un-marriageable, because she will never be able to deal with the pain of child birth. If a boy can't deal with the pain he is considered to be a bad risk as a warrior, and could become isolated from the tribe.
Thigh Tattoos Designs, Thigh Tattoo ideas for girl, sexy tattoo for women.
If it makes you feel any better, tattoo artists are aware of your questions and are more than happy to answer them. So, don't be shy. Given the areas of the body than can serve as canvases, it'll take more than a simple question to make a tattoo artist blush.