Nami is a navigator and thief of straw hat pirates. She is beautiful, and she is strong. She usually use "Climate baton" when she gets a fight.
She used to hate pirates, because bad pirate, Arron attacked to her home town, and he captured there. Then, leader of straw hat pirates, Luffy came there, and Luffy knocked Arron down. Luffy saved her and her home town, so Nami is a pirate of straw hat pirates.