Nojiko is a fictional character from the anime and manga series One Piece, created by Eiichiro Oda. She is the adoptive sister of Nami, one of the main characters, and was raised alongside her in the village of Cocoyasi. Nojiko is known for her calm and caring nature, often acting as a supportive figure for Nami. She aids the Straw Hat Pirates during the Arlong Park arc, showcasing her bravery and loyalty to her sister. Nojiko's role in the series highlights themes of family and resilience.