There are some ninjas who do choose to wear a headband. However, this is a personal choice and it is not a requirement.
Yes. They come in during the first movie. If you've seen it, then the people with the headbands with the dots are them. The ninjas Naruto's group fights, the ones that have the special armor, are snow ninjas.
no
Every once in awhile she does. :]
To try to be cute.
prove they are brave
Forehead protectors or headbands
Simply to keep sweat out of their eyes.
Yes, of course, there aren't any rules about what you can wear.
The Algonquins wore headbands primarily for practical and cultural reasons. Practically, headbands helped keep long hair out of the face, especially during hunting or other activities. Culturally, they often adorned headbands with symbols or decorations that conveyed personal identity, status, or tribal affiliation. Additionally, headbands could serve as a form of ceremonial or spiritual expression.
immediately family and the first born son of the first born son wears white funeral dress. all relatives wear white headbands up to grand children (3rd generation) wear white headbands. 4th generation decedents wear gold headband. 5th generation decedents wear red headbands.
Headbands, bonnets, clips, elastics, and occasionally flowers.
In many Asian cultures, family members would wear white headbands as to indicate their relation with the deceased person. Similarly, other cultures substitute a white squared cloth pinned to their shirt, which is more subtle.