Is Nico Robin Luffy's sister?
Approved answer
No, Nico Robin is not Luffy's sister.
In the world of One Piece, Nico Robin, Monkey D. Luffy, and Monkey D. Aika are not siblings.
For more information, you can visit this link.
Is Nico Robin Luffy's sister?
In the world of One Piece, Nico Robin, Monkey D. Luffy, and Monkey D. Aika are not siblings.
For more information, you can visit this link.