One Piece Robin Joins The Crew. He is a former enemy of the straw hat crew first became a member of the crew. She temporarily left the crew during the Water 7 Arc but rejoined during the Enies Lobby Arc.
She is the seventh member of the crew and the sixth to join doing so at the end of the Arabasta Arc. Episode 20 is where we meet Sanji and episode 30 is when he joins after he and Luffy defeat Gin Pearl and Don Krieg. Just when everyone was sad about Vivi.
According Aokiji Nico Robin should be able to get away from the CP9 agent alone easily.
Nico Robin getting his first bounty 79000000 at the age of 8 years old the youngest making One Piece characters that get the bounty. Robin flexes on everyone damn. After defeating Crocodile in Arabasta Nico Robin snuk into Straw Hat pirates ship and asked Luffy to become one of their nakama. Episode 20 is where we meet Sanji and episode 30 is when he joins after he and Luffy defeat Gin Pearl and Don Krieg.