Answer: Yuriko Yamaguchi
Yuriko Yamaguchi was born in 1965 in Osaka. She voiced Robin from episode 67 to episode 298, and resumed her role in episode 320. She was replaced by Yuko Kobayashi during episodes 299-319, while she was on maternity leave. Yamaguchi also voiced Nico Olvia (Robin's mother) in flashback scenes.
Kikuko Inoue replaced Yamaguchi in another role while she was on leave, while Akemi Okamura is the seiyū of Nami, the other female member of the Straw Hat crew. Finally, Junko Noda is the voice of Tashigi.
From Quiz: "One Piece" - Who Is the Right Seiyū?
Answer: Robin
She is the only survivor of the island Ohara. She has a bounty of 80 million which was given to her a child.
From Quiz: Straw Hat Pirates
Answer: Treasure Tree Adam
Treasure Tree Adam was the only thing left standing on an island that never saw anything but war, and was known as the strongest, most durable wood available. Franky spent 200 million beri on this to make up for what he stole.
I just made the other three up.
From Quiz: "One Piece" Straw Hat Crew
Answer: Eight
Normally he has three transformations, but if he uses the rumble pill it goes up to seven transformations. When he uses the rumble pill three times he goes to his final form and goes berserk.
From Quiz: "One Piece"
Answer: Luffy
Even though Zoro was being starved, ever since Luffy ate a devil fruit, which made him completely made of rubber, he can never be too full.
From Quiz: One Piece
Answer: Miss Wednesday
The alias Vivi used was Miss Wednesday. Male agents get a number in their name, while female agents are named after days and holidays.
From Quiz: "One Piece" Quiz (Up To Wano Arc) Part 2
Answer: Flower-Flower Fruit
Robin's Devil Fruit is called the Flower-Flower fruit which allows her to grow any part of her body like a flower wherever she wants to.
From Quiz: "One Piece" Quiz (Up To Reverie Arc)
Answer: Four
They are Buggy, Shanks, Croccus, and Silvers Reyleigh.
From Quiz: One Piece
Answer: Mr. 3's
Mr. 3's Devil Fruit is the Doru Doru no Mi which translates to the Wax-Wax Fruit. Mr. 3's wax acts like a barrier against Magellan's poison and Luffy uses it to fight against the Warden without getting poisoned. However, Magellan soon activates a deadly type of poison that even eats through the wax itself making fighting Magellan impossible. Luffy, Mr. 3, and the prisoners then try to make their escape from Magellan and Impel Down.
From Quiz: "One Piece": Impel Down Arc
Answer: They both served on the Pirate captains, Gol D Roger, pirate ship as apprentices
Early on in the series, you see a flashback of the both of them working on a pirate ship that is later revealed that it is the ship of the infamous Gol D Roger. Shanks has never eaten a Devil Fruit unlike Buggy, who accidentally swallowed the Chop-Chop Fruit. Buggy is unable to use Haki but Shanks has been revealed to be able to use at least two. Although Buggy "helps" Luffy at one point of the series, he doesn't actually hold a friendship bond with Luffy. He despises him actually.
From Quiz: "One Piece" Journey